Add alerts/recording, WiFi/TSCM updates, optimize waterfall

config.py

@@ -209,6 +209,11 @@ GITHUB_REPO = _get_env('GITHUB_REPO', 'smittix/intercept')
 UPDATE_CHECK_ENABLED = _get_env_bool('UPDATE_CHECK_ENABLED', True)
 UPDATE_CHECK_INTERVAL_HOURS = _get_env_int('UPDATE_CHECK_INTERVAL_HOURS', 6)
 
+# Alerting
+ALERT_WEBHOOK_URL = _get_env('ALERT_WEBHOOK_URL', '')
+ALERT_WEBHOOK_SECRET = _get_env('ALERT_WEBHOOK_SECRET', '')
+ALERT_WEBHOOK_TIMEOUT = _get_env_int('ALERT_WEBHOOK_TIMEOUT', 5)
+
 # Admin credentials
 ADMIN_USERNAME = _get_env('ADMIN_USERNAME', 'admin')
 ADMIN_PASSWORD = _get_env('ADMIN_PASSWORD', 'admin')

intercept_agent.py

@@ -1543,6 +1543,7 @@ class ModeManager:
         """Start WiFi scanning using Intercept's UnifiedWiFiScanner."""
         interface = params.get('interface')
         channel = params.get('channel')
+        channels = params.get('channels')
         band = params.get('band', 'abg')
         scan_type = params.get('scan_type', 'deep')
 
@@ -1573,8 +1574,21 @@ class ModeManager:
             else:
                 scan_band = 'all'
 
+            channel_list = None
+            if channels:
+                if isinstance(channels, str):
+                    channel_list = [c.strip() for c in channels.split(',') if c.strip()]
+                elif isinstance(channels, (list, tuple, set)):
+                    channel_list = list(channels)
+                else:
+                    channel_list = [channels]
+                try:
+                    channel_list = [int(c) for c in channel_list]
+                except (TypeError, ValueError):
+                    return {'status': 'error', 'message': 'Invalid channels'}
+
             # Start deep scan
-            if scanner.start_deep_scan(interface=interface, band=scan_band, channel=channel):
+            if scanner.start_deep_scan(interface=interface, band=scan_band, channel=channel, channels=channel_list):
                 # Start thread to sync data to agent's dictionaries
                 thread = threading.Thread(
                     target=self._wifi_data_sync,
@@ -1595,7 +1609,7 @@ class ModeManager:
 
         except ImportError:
             # Fallback to direct airodump-ng
-            return self._start_wifi_fallback(interface, channel, band)
+            return self._start_wifi_fallback(interface, channel, band, channels)
         except Exception as e:
             logger.error(f"WiFi scanner error: {e}")
             return {'status': 'error', 'message': str(e)}
@@ -1632,7 +1646,13 @@ class ModeManager:
         if hasattr(self, '_wifi_scanner_instance') and self._wifi_scanner_instance:
             self._wifi_scanner_instance.stop_deep_scan()
 
-    def _start_wifi_fallback(self, interface: str | None, channel: int | None, band: str) -> dict:
+    def _start_wifi_fallback(
+        self,
+        interface: str | None,
+        channel: int | None,
+        band: str,
+        channels: list[int] | str | None = None,
+    ) -> dict:
         """Fallback WiFi deep scan using airodump-ng directly."""
         if not interface:
             return {'status': 'error', 'message': 'WiFi interface required'}
@@ -1660,7 +1680,22 @@ class ModeManager:
         cmd = [airodump_path, '-w', csv_path, '--output-format', output_formats, '--band', band]
         if gps_manager.is_running:
             cmd.append('--gpsd')
-        if channel:
+        channel_list = None
+        if channels:
+            if isinstance(channels, str):
+                channel_list = [c.strip() for c in channels.split(',') if c.strip()]
+            elif isinstance(channels, (list, tuple, set)):
+                channel_list = list(channels)
+            else:
+                channel_list = [channels]
+            try:
+                channel_list = [int(c) for c in channel_list]
+            except (TypeError, ValueError):
+                return {'status': 'error', 'message': 'Invalid channels'}
+
+        if channel_list:
+            cmd.extend(['-c', ','.join(str(c) for c in channel_list)])
+        elif channel:
             cmd.extend(['-c', str(channel)])
         cmd.append(interface)
 

routes/__init__.py

@@ -29,6 +29,8 @@ def register_blueprints(app):
     from .sstv_general import sstv_general_bp
     from .dmr import dmr_bp
     from .websdr import websdr_bp
+    from .alerts import alerts_bp
+    from .recordings import recordings_bp
 
     app.register_blueprint(pager_bp)
     app.register_blueprint(sensor_bp)
@@ -57,6 +59,8 @@ def register_blueprints(app):
     app.register_blueprint(sstv_general_bp)  # General terrestrial SSTV
     app.register_blueprint(dmr_bp)  # DMR / P25 / Digital Voice
     app.register_blueprint(websdr_bp)  # HF/Shortwave WebSDR
+    app.register_blueprint(alerts_bp)  # Cross-mode alerts
+    app.register_blueprint(recordings_bp)  # Session recordings
 
     # Initialize TSCM state with queue and lock from app
     import app as app_module

routes/acars.py

@@ -21,6 +21,7 @@ import app as app_module
 from utils.logging import sensor_logger as logger
 from utils.validation import validate_device_index, validate_gain, validate_ppm
 from utils.sse import format_sse
+from utils.event_pipeline import process_event
 from utils.constants import (
     PROCESS_TERMINATE_TIMEOUT,
     SSE_KEEPALIVE_INTERVAL,
@@ -393,6 +394,10 @@ def stream_acars() -> Response:
             try:
                 msg = app_module.acars_queue.get(timeout=SSE_QUEUE_TIMEOUT)
                 last_keepalive = time.time()
+                try:
+                    process_event('acars', msg, msg.get('type'))
+                except Exception:
+                    pass
                 yield format_sse(msg)
             except queue.Empty:
                 now = time.time()

routes/adsb.py

@@ -43,6 +43,7 @@ from utils.validation import (
     validate_rtl_tcp_host, validate_rtl_tcp_port
 )
 from utils.sse import format_sse
+from utils.event_pipeline import process_event
 from utils.sdr import SDRFactory, SDRType
 from utils.constants import (
     ADSB_SBS_PORT,
@@ -843,6 +844,10 @@ def stream_adsb():
             try:
                 msg = app_module.adsb_queue.get(timeout=SSE_QUEUE_TIMEOUT)
                 last_keepalive = time.time()
+                try:
+                    process_event('adsb', msg, msg.get('type'))
+                except Exception:
+                    pass
                 yield format_sse(msg)
             except queue.Empty:
                 now = time.time()

routes/ais.py

@@ -19,6 +19,7 @@ from config import SHARED_OBSERVER_LOCATION_ENABLED
 from utils.logging import get_logger
 from utils.validation import validate_device_index, validate_gain
 from utils.sse import format_sse
+from utils.event_pipeline import process_event
 from utils.sdr import SDRFactory, SDRType
 from utils.constants import (
     AIS_TCP_PORT,
@@ -484,6 +485,10 @@ def stream_ais():
             try:
                 msg = app_module.ais_queue.get(timeout=SSE_QUEUE_TIMEOUT)
                 last_keepalive = time.time()
+                try:
+                    process_event('ais', msg, msg.get('type'))
+                except Exception:
+                    pass
                 yield format_sse(msg)
             except queue.Empty:
                 now = time.time()

routes/alerts.py

@@ -0,0 +1,76 @@
+"""Alerting API endpoints."""
+
+from __future__ import annotations
+
+import queue
+import time
+from typing import Generator
+
+from flask import Blueprint, Response, jsonify, request
+
+from utils.alerts import get_alert_manager
+from utils.sse import format_sse
+
+alerts_bp = Blueprint('alerts', __name__, url_prefix='/alerts')
+
+
+@alerts_bp.route('/rules', methods=['GET'])
+def list_rules():
+    manager = get_alert_manager()
+    include_disabled = request.args.get('all') in ('1', 'true', 'yes')
+    return jsonify({'status': 'success', 'rules': manager.list_rules(include_disabled=include_disabled)})
+
+
+@alerts_bp.route('/rules', methods=['POST'])
+def create_rule():
+    data = request.get_json() or {}
+    if not isinstance(data.get('match', {}), dict):
+        return jsonify({'status': 'error', 'message': 'match must be a JSON object'}), 400
+
+    manager = get_alert_manager()
+    rule_id = manager.add_rule(data)
+    return jsonify({'status': 'success', 'rule_id': rule_id})
+
+
+@alerts_bp.route('/rules/<int:rule_id>', methods=['PUT', 'PATCH'])
+def update_rule(rule_id: int):
+    data = request.get_json() or {}
+    manager = get_alert_manager()
+    ok = manager.update_rule(rule_id, data)
+    if not ok:
+        return jsonify({'status': 'error', 'message': 'Rule not found or no changes'}), 404
+    return jsonify({'status': 'success'})
+
+
+@alerts_bp.route('/rules/<int:rule_id>', methods=['DELETE'])
+def delete_rule(rule_id: int):
+    manager = get_alert_manager()
+    ok = manager.delete_rule(rule_id)
+    if not ok:
+        return jsonify({'status': 'error', 'message': 'Rule not found'}), 404
+    return jsonify({'status': 'success'})
+
+
+@alerts_bp.route('/events', methods=['GET'])
+def list_events():
+    manager = get_alert_manager()
+    limit = request.args.get('limit', default=100, type=int)
+    mode = request.args.get('mode')
+    severity = request.args.get('severity')
+    events = manager.list_events(limit=limit, mode=mode, severity=severity)
+    return jsonify({'status': 'success', 'events': events})
+
+
+@alerts_bp.route('/stream', methods=['GET'])
+def stream_alerts() -> Response:
+    manager = get_alert_manager()
+
+    def generate() -> Generator[str, None, None]:
+        for event in manager.stream_events(timeout=1.0):
+            yield format_sse(event)
+
+    response = Response(generate(), mimetype='text/event-stream')
+    response.headers['Cache-Control'] = 'no-cache'
+    response.headers['X-Accel-Buffering'] = 'no'
+    response.headers['Connection'] = 'keep-alive'
+    return response

routes/aprs.py

@@ -22,6 +22,7 @@ import app as app_module
 from utils.logging import sensor_logger as logger
 from utils.validation import validate_device_index, validate_gain, validate_ppm
 from utils.sse import format_sse
+from utils.event_pipeline import process_event
 from utils.constants import (
     PROCESS_TERMINATE_TIMEOUT,
     SSE_KEEPALIVE_INTERVAL,
@@ -1727,6 +1728,10 @@ def stream_aprs() -> Response:
             try:
                 msg = app_module.aprs_queue.get(timeout=SSE_QUEUE_TIMEOUT)
                 last_keepalive = time.time()
+                try:
+                    process_event('aprs', msg, msg.get('type'))
+                except Exception:
+                    pass
                 yield format_sse(msg)
             except queue.Empty:
                 now = time.time()

routes/bluetooth.py

@@ -21,6 +21,7 @@ import app as app_module
 from utils.dependencies import check_tool
 from utils.logging import bluetooth_logger as logger
 from utils.sse import format_sse
+from utils.event_pipeline import process_event
 from utils.validation import validate_bluetooth_interface
 from data.oui import OUI_DATABASE, load_oui_database, get_manufacturer
 from data.patterns import AIRTAG_PREFIXES, TILE_PREFIXES, SAMSUNG_TRACKER
@@ -563,6 +564,10 @@ def stream_bt():
             try:
                 msg = app_module.bt_queue.get(timeout=1)
                 last_keepalive = time.time()
+                try:
+                    process_event('bluetooth', msg, msg.get('type'))
+                except Exception:
+                    pass
                 yield format_sse(msg)
             except queue.Empty:
                 now = time.time()

routes/bluetooth_v2.py

@@ -11,6 +11,8 @@ import csv
 import io
 import json
 import logging
+import threading
+import time
 from datetime import datetime
 from typing import Generator
 
@@ -28,12 +30,18 @@ from utils.bluetooth import (
 )
 from utils.database import get_db
 from utils.sse import format_sse
+from utils.event_pipeline import process_event
 
 logger = logging.getLogger('intercept.bluetooth_v2')
 
 # Blueprint
 bluetooth_v2_bp = Blueprint('bluetooth_v2', __name__, url_prefix='/api/bluetooth')
 
+# Seen-before tracking
+_bt_seen_cache: set[str] = set()
+_bt_session_seen: set[str] = set()
+_bt_seen_lock = threading.Lock()
+
 # =============================================================================
 # DATABASE FUNCTIONS
 # =============================================================================
@@ -173,6 +181,13 @@ def save_observation_history(device: BTDeviceAggregate) -> None:
         ''', (device.device_id, device.rssi_current, device.seen_count))
 
 
+def load_seen_device_ids() -> set[str]:
+    """Load distinct device IDs from history for seen-before tracking."""
+    with get_db() as conn:
+        cursor = conn.execute('SELECT DISTINCT device_id FROM bt_observation_history')
+        return {row['device_id'] for row in cursor}
+
+
 # =============================================================================
 # API ENDPOINTS
 # =============================================================================
@@ -221,6 +236,28 @@ def start_scan():
     # Get scanner instance
     scanner = get_bluetooth_scanner(adapter_id)
 
+    # Initialize database tables if needed
+    init_bt_tables()
+
+    def _handle_seen_before(device: BTDeviceAggregate) -> None:
+        try:
+            with _bt_seen_lock:
+                device.seen_before = device.device_id in _bt_seen_cache
+                if device.device_id not in _bt_session_seen:
+                    save_observation_history(device)
+                    _bt_session_seen.add(device.device_id)
+        except Exception as e:
+            logger.debug(f"BT seen-before update failed: {e}")
+
+    # Setup seen-before callback
+    if scanner._on_device_updated is None:
+        scanner._on_device_updated = _handle_seen_before
+
+    # Ensure cache is initialized
+    with _bt_seen_lock:
+        if not _bt_seen_cache:
+            _bt_seen_cache.update(load_seen_device_ids())
+
     # Check if already scanning
     if scanner.is_scanning:
         return jsonify({
@@ -228,8 +265,11 @@ def start_scan():
             'scan_status': scanner.get_status().to_dict()
         })
 
-    # Initialize database tables if needed
+    # Refresh seen-before cache and reset session set for a new scan
-    init_bt_tables()
+    with _bt_seen_lock:
+        _bt_seen_cache.clear()
+        _bt_seen_cache.update(load_seen_device_ids())
+        _bt_session_seen.clear()
 
     # Load active baseline if exists
     baseline_id = get_active_baseline_id()
@@ -860,6 +900,10 @@ def stream_events():
         """Generate SSE events from scanner."""
         for event in scanner.stream_events(timeout=1.0):
             event_name, event_data = map_event_type(event)
+            try:
+                process_event('bluetooth', event_data, event_name)
+            except Exception:
+                pass
             yield format_sse(event_data, event=event_name)
 
     return Response(

routes/dmr.py

@@ -18,6 +18,7 @@ from flask import Blueprint, jsonify, request, Response
 import app as app_module
 from utils.logging import get_logger
 from utils.sse import format_sse
+from utils.event_pipeline import process_event
 from utils.process import register_process, unregister_process
 from utils.constants import (
     SSE_QUEUE_TIMEOUT,
@@ -495,6 +496,10 @@ def stream_dmr() -> Response:
             try:
                 msg = dmr_queue.get(timeout=SSE_QUEUE_TIMEOUT)
                 last_keepalive = time.time()
+                try:
+                    process_event('dmr', msg, msg.get('type'))
+                except Exception:
+                    pass
                 yield format_sse(msg)
             except queue.Empty:
                 now = time.time()

routes/dsc.py

@@ -36,6 +36,7 @@ from utils.database import (
 )
 from utils.dsc.parser import parse_dsc_message
 from utils.sse import format_sse
+from utils.event_pipeline import process_event
 from utils.validation import validate_device_index, validate_gain
 from utils.sdr import SDRFactory, SDRType
 from utils.dependencies import get_tool_path
@@ -525,6 +526,10 @@ def stream() -> Response:
             try:
                 msg = app_module.dsc_queue.get(timeout=1)
                 last_keepalive = time.time()
+                try:
+                    process_event('dsc', msg, msg.get('type'))
+                except Exception:
+                    pass
                 yield format_sse(msg)
             except queue.Empty:
                 now = time.time()

routes/listening_post.py

@@ -20,6 +20,7 @@ from flask import Blueprint, jsonify, request, Response
 import app as app_module
 from utils.logging import get_logger
 from utils.sse import format_sse
+from utils.event_pipeline import process_event
 from utils.constants import (
     SSE_QUEUE_TIMEOUT,
     SSE_KEEPALIVE_INTERVAL,
@@ -1182,6 +1183,10 @@ def stream_scanner_events() -> Response:
             try:
                 msg = scanner_queue.get(timeout=SSE_QUEUE_TIMEOUT)
                 last_keepalive = time.time()
+                try:
+                    process_event('listening_scanner', msg, msg.get('type'))
+                except Exception:
+                    pass
                 yield format_sse(msg)
             except queue.Empty:
                 now = time.time()
@@ -1521,6 +1526,7 @@ waterfall_config = {
     'bin_size': 10000,
     'gain': 40,
     'device': 0,
+    'max_bins': 1024,
 }
 
 
@@ -1607,6 +1613,9 @@ def _waterfall_loop():
                     continue
 
             if all_bins:
+                max_bins = int(waterfall_config.get('max_bins') or 0)
+                if max_bins > 0 and len(all_bins) > max_bins:
+                    all_bins = _downsample_bins(all_bins, max_bins)
                 msg = {
                     'type': 'waterfall_sweep',
                     'start_freq': sweep_start_hz / 1e6,
@@ -1655,6 +1664,11 @@ def start_waterfall() -> Response:
         waterfall_config['bin_size'] = int(data.get('bin_size', 10000))
         waterfall_config['gain'] = int(data.get('gain', 40))
         waterfall_config['device'] = int(data.get('device', 0))
+        if data.get('max_bins') is not None:
+            max_bins = int(data.get('max_bins', waterfall_config['max_bins']))
+            if max_bins < 64 or max_bins > 4096:
+                return jsonify({'status': 'error', 'message': 'max_bins must be between 64 and 4096'}), 400
+            waterfall_config['max_bins'] = max_bins
     except (ValueError, TypeError) as e:
         return jsonify({'status': 'error', 'message': f'Invalid parameter: {e}'}), 400
 
@@ -1714,6 +1728,10 @@ def stream_waterfall() -> Response:
             try:
                 msg = waterfall_queue.get(timeout=SSE_QUEUE_TIMEOUT)
                 last_keepalive = time.time()
+                try:
+                    process_event('waterfall', msg, msg.get('type'))
+                except Exception:
+                    pass
                 yield format_sse(msg)
             except queue.Empty:
                 now = time.time()
@@ -1725,3 +1743,20 @@ def stream_waterfall() -> Response:
     response.headers['Cache-Control'] = 'no-cache'
     response.headers['X-Accel-Buffering'] = 'no'
     return response
+def _downsample_bins(values: list[float], target: int) -> list[float]:
+    """Downsample bins to a target length using simple averaging."""
+    if target <= 0 or len(values) <= target:
+        return values
+
+    out: list[float] = []
+    step = len(values) / target
+    for i in range(target):
+        start = int(i * step)
+        end = int((i + 1) * step)
+        if end <= start:
+            end = min(start + 1, len(values))
+        chunk = values[start:end]
+        if not chunk:
+            continue
+        out.append(sum(chunk) / len(chunk))
+    return out

routes/pager.py

@@ -23,6 +23,7 @@ from utils.validation import (
     validate_rtl_tcp_host, validate_rtl_tcp_port
 )
 from utils.sse import format_sse
+from utils.event_pipeline import process_event
 from utils.process import safe_terminate, register_process, unregister_process
 from utils.sdr import SDRFactory, SDRType, SDRValidationError
 from utils.dependencies import get_tool_path
@@ -471,6 +472,10 @@ def stream() -> Response:
             try:
                 msg = app_module.output_queue.get(timeout=1)
                 last_keepalive = time.time()
+                try:
+                    process_event('pager', msg, msg.get('type'))
+                except Exception:
+                    pass
                 yield format_sse(msg)
             except queue.Empty:
                 now = time.time()

routes/recordings.py

@@ -0,0 +1,109 @@
+"""Session recording API endpoints."""
+
+from __future__ import annotations
+
+from pathlib import Path
+
+from flask import Blueprint, jsonify, request, send_file
+
+from utils.recording import get_recording_manager, RECORDING_ROOT
+
+recordings_bp = Blueprint('recordings', __name__, url_prefix='/recordings')
+
+
+@recordings_bp.route('/start', methods=['POST'])
+def start_recording():
+    data = request.get_json() or {}
+    mode = (data.get('mode') or '').strip()
+    if not mode:
+        return jsonify({'status': 'error', 'message': 'mode is required'}), 400
+
+    label = data.get('label')
+    metadata = data.get('metadata') if isinstance(data.get('metadata'), dict) else {}
+
+    manager = get_recording_manager()
+    session = manager.start_recording(mode=mode, label=label, metadata=metadata)
+
+    return jsonify({
+        'status': 'success',
+        'session': {
+            'id': session.id,
+            'mode': session.mode,
+            'label': session.label,
+            'started_at': session.started_at.isoformat(),
+            'file_path': str(session.file_path),
+        }
+    })
+
+
+@recordings_bp.route('/stop', methods=['POST'])
+def stop_recording():
+    data = request.get_json() or {}
+    mode = data.get('mode')
+    session_id = data.get('id')
+
+    manager = get_recording_manager()
+    session = manager.stop_recording(mode=mode, session_id=session_id)
+    if not session:
+        return jsonify({'status': 'error', 'message': 'No active recording found'}), 404
+
+    return jsonify({
+        'status': 'success',
+        'session': {
+            'id': session.id,
+            'mode': session.mode,
+            'label': session.label,
+            'started_at': session.started_at.isoformat(),
+            'stopped_at': session.stopped_at.isoformat() if session.stopped_at else None,
+            'event_count': session.event_count,
+            'size_bytes': session.size_bytes,
+            'file_path': str(session.file_path),
+        }
+    })
+
+
+@recordings_bp.route('', methods=['GET'])
+def list_recordings():
+    manager = get_recording_manager()
+    limit = request.args.get('limit', default=50, type=int)
+    return jsonify({
+        'status': 'success',
+        'recordings': manager.list_recordings(limit=limit),
+        'active': manager.get_active(),
+    })
+
+
+@recordings_bp.route('/<session_id>', methods=['GET'])
+def get_recording(session_id: str):
+    manager = get_recording_manager()
+    rec = manager.get_recording(session_id)
+    if not rec:
+        return jsonify({'status': 'error', 'message': 'Recording not found'}), 404
+    return jsonify({'status': 'success', 'recording': rec})
+
+
+@recordings_bp.route('/<session_id>/download', methods=['GET'])
+def download_recording(session_id: str):
+    manager = get_recording_manager()
+    rec = manager.get_recording(session_id)
+    if not rec:
+        return jsonify({'status': 'error', 'message': 'Recording not found'}), 404
+
+    file_path = Path(rec['file_path'])
+    try:
+        resolved_root = RECORDING_ROOT.resolve()
+        resolved_file = file_path.resolve()
+        if resolved_root not in resolved_file.parents:
+            return jsonify({'status': 'error', 'message': 'Invalid recording path'}), 400
+    except Exception:
+        return jsonify({'status': 'error', 'message': 'Invalid recording path'}), 400
+
+    if not file_path.exists():
+        return jsonify({'status': 'error', 'message': 'Recording file missing'}), 404
+
+    return send_file(
+        file_path,
+        mimetype='application/x-ndjson',
+        as_attachment=True,
+        download_name=file_path.name,
+    )

routes/rtlamr.py

@@ -18,6 +18,7 @@ from utils.validation import (
     validate_frequency, validate_device_index, validate_gain, validate_ppm
 )
 from utils.sse import format_sse
+from utils.event_pipeline import process_event
 from utils.process import safe_terminate, register_process, unregister_process
 
 rtlamr_bp = Blueprint('rtlamr', __name__)
@@ -295,6 +296,10 @@ def stream_rtlamr() -> Response:
             try:
                 msg = app_module.rtlamr_queue.get(timeout=1)
                 last_keepalive = time.time()
+                try:
+                    process_event('rtlamr', msg, msg.get('type'))
+                except Exception:
+                    pass
                 yield format_sse(msg)
             except queue.Empty:
                 now = time.time()

routes/sensor.py

@@ -19,6 +19,7 @@ from utils.validation import (
     validate_rtl_tcp_host, validate_rtl_tcp_port
 )
 from utils.sse import format_sse
+from utils.event_pipeline import process_event
 from utils.process import safe_terminate, register_process, unregister_process
 from utils.sdr import SDRFactory, SDRType
 
@@ -233,6 +234,10 @@ def stream_sensor() -> Response:
             try:
                 msg = app_module.sensor_queue.get(timeout=1)
                 last_keepalive = time.time()
+                try:
+                    process_event('sensor', msg, msg.get('type'))
+                except Exception:
+                    pass
                 yield format_sse(msg)
             except queue.Empty:
                 now = time.time()

routes/sstv.py

@@ -16,6 +16,7 @@ from flask import Blueprint, jsonify, request, Response, send_file
 import app as app_module
 from utils.logging import get_logger
 from utils.sse import format_sse
+from utils.event_pipeline import process_event
 from utils.sstv import (
     get_sstv_decoder,
     is_sstv_available,
@@ -401,6 +402,10 @@ def stream_progress():
             try:
                 progress = _sstv_queue.get(timeout=1)
                 last_keepalive = time.time()
+                try:
+                    process_event('sstv', progress, progress.get('type'))
+                except Exception:
+                    pass
                 yield format_sse(progress)
             except queue.Empty:
                 now = time.time()

routes/sstv_general.py

@@ -15,6 +15,7 @@ from flask import Blueprint, Response, jsonify, request, send_file
 
 from utils.logging import get_logger
 from utils.sse import format_sse
+from utils.event_pipeline import process_event
 from utils.sstv import (
     DecodeProgress,
     get_general_sstv_decoder,
@@ -274,6 +275,10 @@ def stream_progress():
             try:
                 progress = _sstv_general_queue.get(timeout=1)
                 last_keepalive = time.time()
+                try:
+                    process_event('sstv_general', progress, progress.get('type'))
+                except Exception:
+                    pass
                 yield format_sse(progress)
             except queue.Empty:
                 now = time.time()

routes/tscm.py

@@ -60,6 +60,7 @@ from utils.tscm.device_identity import (
     ingest_ble_dict,
     ingest_wifi_dict,
 )
+from utils.event_pipeline import process_event
 
 # Import unified Bluetooth scanner helper for TSCM integration
 try:
@@ -627,6 +628,10 @@ def sweep_stream():
             try:
                 if tscm_queue:
                     msg = tscm_queue.get(timeout=1)
+                    try:
+                        process_event('tscm', msg, msg.get('type'))
+                    except Exception:
+                        pass
                     yield f"data: {json.dumps(msg)}\n\n"
                 else:
                     time.sleep(1)
@@ -2023,6 +2028,7 @@ def _run_sweep(
                 comparator = BaselineComparator(baseline)
                 baseline_comparison = comparator.compare_all(
                     wifi_devices=list(all_wifi.values()),
+                    wifi_clients=list(all_wifi_clients.values()),
                     bt_devices=list(all_bt.values()),
                     rf_signals=all_rf
                 )
@@ -2132,6 +2138,7 @@ def _run_sweep(
                     'total_new': baseline_comparison['total_new'],
                     'total_missing': baseline_comparison['total_missing'],
                     'wifi': baseline_comparison.get('wifi'),
+                    'wifi_clients': baseline_comparison.get('wifi_clients'),
                     'bluetooth': baseline_comparison.get('bluetooth'),
                     'rf': baseline_comparison.get('rf'),
                 })
@@ -2297,6 +2304,7 @@ def compare_against_baseline():
 
     Expects JSON body with:
     - wifi_devices: list of WiFi devices (optional)
+    - wifi_clients: list of WiFi clients (optional)
     - bt_devices: list of Bluetooth devices (optional)
     - rf_signals: list of RF signals (optional)
 
@@ -2305,12 +2313,14 @@ def compare_against_baseline():
     data = request.get_json() or {}
 
     wifi_devices = data.get('wifi_devices')
+    wifi_clients = data.get('wifi_clients')
     bt_devices = data.get('bt_devices')
     rf_signals = data.get('rf_signals')
 
     # Use the convenience function that gets active baseline
     comparison = get_comparison_for_active_baseline(
         wifi_devices=wifi_devices,
+        wifi_clients=wifi_clients,
         bt_devices=bt_devices,
         rf_signals=rf_signals
     )
@@ -2404,7 +2414,10 @@ def feed_wifi():
     """Feed WiFi device data for baseline recording."""
     data = request.get_json()
     if data:
-        _baseline_recorder.add_wifi_device(data)
+        if data.get('is_client'):
+            _baseline_recorder.add_wifi_client(data)
+        else:
+            _baseline_recorder.add_wifi_device(data)
     return jsonify({'status': 'success'})
 
 
@@ -3056,12 +3069,14 @@ def get_baseline_diff(baseline_id: int, sweep_id: int):
             results = json.loads(results)
 
         current_wifi = results.get('wifi_devices', [])
+        current_wifi_clients = results.get('wifi_clients', [])
         current_bt = results.get('bt_devices', [])
         current_rf = results.get('rf_signals', [])
 
         diff = calculate_baseline_diff(
             baseline=baseline,
             current_wifi=current_wifi,
+            current_wifi_clients=current_wifi_clients,
             current_bt=current_bt,
             current_rf=current_rf,
             sweep_id=sweep_id

routes/wifi.py

@@ -21,6 +21,7 @@ from utils.logging import wifi_logger as logger
 from utils.process import is_valid_mac, is_valid_channel
 from utils.validation import validate_wifi_channel, validate_mac_address, validate_network_interface
 from utils.sse import format_sse
+from utils.event_pipeline import process_event
 from data.oui import get_manufacturer
 from utils.constants import (
     WIFI_TERMINATE_TIMEOUT,
@@ -50,6 +51,31 @@ pmkid_process = None
 pmkid_lock = threading.Lock()
 
 
+def _parse_channel_list(raw_channels: Any) -> list[int] | None:
+    """Parse a channel list from string/list input."""
+    if raw_channels in (None, '', []):
+        return None
+
+    if isinstance(raw_channels, str):
+        parts = [p.strip() for p in re.split(r'[\s,]+', raw_channels) if p.strip()]
+    elif isinstance(raw_channels, (list, tuple, set)):
+        parts = list(raw_channels)
+    else:
+        parts = [raw_channels]
+
+    channels: list[int] = []
+    seen = set()
+    for part in parts:
+        if part in (None, ''):
+            continue
+        ch = validate_wifi_channel(part)
+        if ch not in seen:
+            channels.append(ch)
+            seen.add(ch)
+
+    return channels or None
+
+
 def detect_wifi_interfaces():
     """Detect available WiFi interfaces."""
     interfaces = []
@@ -608,6 +634,7 @@ def start_wifi_scan():
 
         data = request.json
         channel = data.get('channel')
+        channels = data.get('channels')
         band = data.get('band', 'abg')
 
         # Use provided interface or fall back to stored monitor interface
@@ -658,7 +685,16 @@ def start_wifi_scan():
             interface
         ]
 
-        if channel:
+        channel_list = None
+        if channels:
+            try:
+                channel_list = _parse_channel_list(channels)
+            except ValueError as e:
+                return jsonify({'status': 'error', 'message': str(e)}), 400
+
+        if channel_list:
+            cmd.extend(['-c', ','.join(str(c) for c in channel_list)])
+        elif channel:
             cmd.extend(['-c', str(channel)])
 
         logger.info(f"Running: {' '.join(cmd)}")
@@ -852,6 +888,9 @@ def check_handshake_status():
 
     file_size = os.path.getsize(capture_file)
     handshake_found = False
+    handshake_valid: bool | None = None
+    handshake_checked = False
+    handshake_reason: str | None = None
 
     try:
         if target_bssid and is_valid_mac(target_bssid):
@@ -862,20 +901,38 @@ def check_handshake_status():
                     capture_output=True, text=True, timeout=10
                 )
                 output = result.stdout + result.stderr
-                if '1 handshake' in output or ('handshake' in output.lower() and 'wpa' in output.lower()):
+                output_lower = output.lower()
-                    if '0 handshake' not in output:
+                handshake_checked = True
-                        handshake_found = True
+
+                if 'no valid wpa handshakes found' in output_lower:
+                    handshake_valid = False
+                    handshake_reason = 'No valid WPA handshake found'
+                elif '0 handshake' in output_lower:
+                    handshake_valid = False
+                elif '1 handshake' in output_lower or ('handshake' in output_lower and 'wpa' in output_lower):
+                    handshake_valid = True
+                else:
+                    handshake_valid = False
     except subprocess.TimeoutExpired:
         pass
     except Exception as e:
         logger.error(f"Error checking handshake: {e}")
 
+    if handshake_valid:
+        handshake_found = True
+        normalized_bssid = target_bssid.upper() if target_bssid else None
+        if normalized_bssid and normalized_bssid not in app_module.wifi_handshakes:
+            app_module.wifi_handshakes.append(normalized_bssid)
+
     return jsonify({
         'status': 'running' if app_module.wifi_process and app_module.wifi_process.poll() is None else 'stopped',
         'file_exists': True,
         'file_size': file_size,
         'file': capture_file,
-        'handshake_found': handshake_found
+        'handshake_found': handshake_found,
+        'handshake_valid': handshake_valid,
+        'handshake_checked': handshake_checked,
+        'handshake_reason': handshake_reason
     })
 
 
@@ -1086,6 +1143,10 @@ def stream_wifi():
             try:
                 msg = app_module.wifi_queue.get(timeout=1)
                 last_keepalive = time.time()
+                try:
+                    process_event('wifi', msg, msg.get('type'))
+                except Exception:
+                    pass
                 yield format_sse(msg)
             except queue.Empty:
                 now = time.time()

routes/wifi_v2.py

@@ -24,6 +24,8 @@ from utils.wifi import (
     SCAN_MODE_DEEP,
 )
 from utils.sse import format_sse
+from utils.validation import validate_wifi_channel
+from utils.event_pipeline import process_event
 
 logger = logging.getLogger(__name__)
 
@@ -89,15 +91,30 @@ def start_deep_scan():
         interface: Monitor mode interface (e.g., 'wlan0mon')
         band: Band to scan ('2.4', '5', 'all')
         channel: Optional specific channel to monitor
+        channels: Optional list or comma-separated channels to monitor
     """
     data = request.get_json() or {}
     interface = data.get('interface')
     band = data.get('band', 'all')
     channel = data.get('channel')
+    channels = data.get('channels')
+
+    channel_list = None
+    if channels:
+        if isinstance(channels, str):
+            channel_list = [c.strip() for c in channels.split(',') if c.strip()]
+        elif isinstance(channels, (list, tuple, set)):
+            channel_list = list(channels)
+        else:
+            channel_list = [channels]
+        try:
+            channel_list = [validate_wifi_channel(c) for c in channel_list]
+        except (TypeError, ValueError):
+            return jsonify({'error': 'Invalid channels'}), 400
 
     if channel:
         try:
-            channel = int(channel)
+            channel = validate_wifi_channel(channel)
         except ValueError:
             return jsonify({'error': 'Invalid channel'}), 400
 
@@ -106,6 +123,7 @@ def start_deep_scan():
         interface=interface,
         band=band,
         channel=channel,
+        channels=channel_list,
     )
 
     if success:
@@ -391,6 +409,10 @@ def event_stream():
         scanner = get_wifi_scanner()
 
         for event in scanner.get_event_stream():
+            try:
+                process_event('wifi', event, event.get('type'))
+            except Exception:
+                pass
             yield format_sse(event)
 
     response = Response(generate(), mimetype='text/event-stream')

static/css/index.css

@@ -4201,6 +4201,12 @@ header h1 .tagline {
     color: #000;
 }
 
+.bt-detail-btn.active {
+    background: rgba(34, 197, 94, 0.2);
+    border-color: rgba(34, 197, 94, 0.6);
+    color: #9fffd1;
+}
+
 /* Selected device highlight */
 .bt-device-row.selected {
     background: rgba(0, 212, 255, 0.1);
@@ -4392,6 +4398,17 @@ header h1 .tagline {
     border: 1px solid rgba(139, 92, 246, 0.3);
 }
 
+.bt-history-badge {
+    display: inline-block;
+    padding: 1px 4px;
+    border-radius: 3px;
+    font-size: 8px;
+    font-weight: 600;
+    letter-spacing: 0.2px;
+    background: rgba(34, 197, 94, 0.15);
+    color: #22c55e;
+}
+
 .bt-device-name {
     font-size: 13px;
     font-weight: 600;

static/css/settings.css

@@ -163,6 +163,47 @@
     color: var(--text-muted, #666);
 }
 
+/* Settings Feed Lists */
+.settings-feed {
+    background: var(--bg-tertiary, #12121f);
+    border: 1px solid var(--border-color, #1a1a2e);
+    border-radius: 6px;
+    padding: 8px;
+    max-height: 240px;
+    overflow-y: auto;
+}
+
+.settings-feed-item {
+    padding: 8px;
+    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
+    font-size: 11px;
+}
+
+.settings-feed-item:last-child {
+    border-bottom: none;
+}
+
+.settings-feed-title {
+    display: flex;
+    justify-content: space-between;
+    align-items: center;
+    font-weight: 600;
+    color: var(--text-primary, #e0e0e0);
+    margin-bottom: 4px;
+}
+
+.settings-feed-meta {
+    color: var(--text-muted, #666);
+    font-size: 10px;
+}
+
+.settings-feed-empty {
+    color: var(--text-dim, #666);
+    text-align: center;
+    padding: 20px 10px;
+    font-size: 11px;
+}
+
 /* Toggle Switch */
 .toggle-switch {
     position: relative;

static/js/core/alerts.js

@@ -0,0 +1,194 @@
+const AlertCenter = (function() {
+    'use strict';
+
+    let alerts = [];
+    let rules = [];
+    let eventSource = null;
+
+    const TRACKER_RULE_NAME = 'Tracker Detected';
+
+    function init() {
+        loadRules();
+        loadFeed();
+        connect();
+    }
+
+    function connect() {
+        if (eventSource) {
+            eventSource.close();
+        }
+        eventSource = new EventSource('/alerts/stream');
+        eventSource.onmessage = function(e) {
+            try {
+                const data = JSON.parse(e.data);
+                if (data.type === 'keepalive') return;
+                handleAlert(data);
+            } catch (err) {
+                console.error('[Alerts] SSE parse error', err);
+            }
+        };
+        eventSource.onerror = function() {
+            console.warn('[Alerts] SSE connection error');
+        };
+    }
+
+    function handleAlert(alert) {
+        alerts.unshift(alert);
+        alerts = alerts.slice(0, 50);
+        updateFeedUI();
+
+        if (typeof showNotification === 'function') {
+            const severity = (alert.severity || '').toLowerCase();
+            if (['high', 'critical'].includes(severity)) {
+                showNotification(alert.title || 'Alert', alert.message || 'Alert triggered');
+            }
+        }
+    }
+
+    function updateFeedUI() {
+        const list = document.getElementById('alertsFeedList');
+        const countEl = document.getElementById('alertsFeedCount');
+        if (countEl) countEl.textContent = `(${alerts.length})`;
+        if (!list) return;
+
+        if (alerts.length === 0) {
+            list.innerHTML = '<div class="settings-feed-empty">No alerts yet</div>';
+            return;
+        }
+
+        list.innerHTML = alerts.map(alert => {
+            const title = escapeHtml(alert.title || 'Alert');
+            const message = escapeHtml(alert.message || '');
+            const severity = escapeHtml(alert.severity || 'medium');
+            const createdAt = alert.created_at ? new Date(alert.created_at).toLocaleString() : '';
+            return `
+                <div class="settings-feed-item">
+                    <div class="settings-feed-title">
+                        <span>${title}</span>
+                        <span style="color: var(--text-dim);">${severity.toUpperCase()}</span>
+                    </div>
+                    <div class="settings-feed-meta">${message}</div>
+                    <div class="settings-feed-meta" style="margin-top: 4px;">${createdAt}</div>
+                </div>
+            `;
+        }).join('');
+    }
+
+    function loadFeed() {
+        fetch('/alerts/events?limit=20')
+            .then(r => r.json())
+            .then(data => {
+                if (data.status === 'success') {
+                    alerts = data.events || [];
+                    updateFeedUI();
+                }
+            })
+            .catch(err => console.error('[Alerts] Load feed failed', err));
+    }
+
+    function loadRules() {
+        fetch('/alerts/rules?all=1')
+            .then(r => r.json())
+            .then(data => {
+                if (data.status === 'success') {
+                    rules = data.rules || [];
+                }
+            })
+            .catch(err => console.error('[Alerts] Load rules failed', err));
+    }
+
+    function enableTrackerAlerts() {
+        ensureTrackerRule(true);
+    }
+
+    function disableTrackerAlerts() {
+        ensureTrackerRule(false);
+    }
+
+    function ensureTrackerRule(enabled) {
+        loadRules();
+        setTimeout(() => {
+            const existing = rules.find(r => r.name === TRACKER_RULE_NAME);
+            if (existing) {
+                fetch(`/alerts/rules/${existing.id}`, {
+                    method: 'PATCH',
+                    headers: { 'Content-Type': 'application/json' },
+                    body: JSON.stringify({ enabled })
+                }).then(() => loadRules());
+            } else if (enabled) {
+                fetch('/alerts/rules', {
+                    method: 'POST',
+                    headers: { 'Content-Type': 'application/json' },
+                    body: JSON.stringify({
+                        name: TRACKER_RULE_NAME,
+                        mode: 'bluetooth',
+                        event_type: 'device_update',
+                        match: { is_tracker: true },
+                        severity: 'high',
+                        enabled: true,
+                        notify: { webhook: true }
+                    })
+                }).then(() => loadRules());
+            }
+        }, 150);
+    }
+
+    function addBluetoothWatchlist(address, name) {
+        if (!address) return;
+        const existing = rules.find(r => r.mode === 'bluetooth' && r.match && r.match.address === address);
+        if (existing) {
+            return;
+        }
+        fetch('/alerts/rules', {
+            method: 'POST',
+            headers: { 'Content-Type': 'application/json' },
+            body: JSON.stringify({
+                name: name ? `Watchlist ${name}` : `Watchlist ${address}`,
+                mode: 'bluetooth',
+                event_type: 'device_update',
+                match: { address: address },
+                severity: 'medium',
+                enabled: true,
+                notify: { webhook: true }
+            })
+        }).then(() => loadRules());
+    }
+
+    function removeBluetoothWatchlist(address) {
+        if (!address) return;
+        const existing = rules.find(r => r.mode === 'bluetooth' && r.match && r.match.address === address);
+        if (!existing) return;
+        fetch(`/alerts/rules/${existing.id}`, { method: 'DELETE' })
+            .then(() => loadRules());
+    }
+
+    function isWatchlisted(address) {
+        return rules.some(r => r.mode === 'bluetooth' && r.match && r.match.address === address && r.enabled);
+    }
+
+    function escapeHtml(str) {
+        if (!str) return '';
+        return String(str)
+            .replace(/&/g, '&amp;')
+            .replace(/</g, '&lt;')
+            .replace(/>/g, '&gt;')
+            .replace(/"/g, '&quot;')
+            .replace(/'/g, '&#039;');
+    }
+
+    return {
+        init,
+        loadFeed,
+        enableTrackerAlerts,
+        disableTrackerAlerts,
+        addBluetoothWatchlist,
+        removeBluetoothWatchlist,
+        isWatchlisted,
+    };
+})();
+
+document.addEventListener('DOMContentLoaded', () => {
+    if (typeof AlertCenter !== 'undefined') {
+        AlertCenter.init();
+    }
+});

static/js/core/recordings.js

@@ -0,0 +1,136 @@
+const RecordingUI = (function() {
+    'use strict';
+
+    let recordings = [];
+    let active = [];
+
+    function init() {
+        refresh();
+    }
+
+    function refresh() {
+        fetch('/recordings')
+            .then(r => r.json())
+            .then(data => {
+                if (data.status !== 'success') return;
+                recordings = data.recordings || [];
+                active = data.active || [];
+                renderActive();
+                renderRecordings();
+            })
+            .catch(err => console.error('[Recording] Load failed', err));
+    }
+
+    function start() {
+        const modeSelect = document.getElementById('recordingModeSelect');
+        const labelInput = document.getElementById('recordingLabelInput');
+        const mode = modeSelect ? modeSelect.value : '';
+        const label = labelInput ? labelInput.value : '';
+        if (!mode) return;
+
+        fetch('/recordings/start', {
+            method: 'POST',
+            headers: { 'Content-Type': 'application/json' },
+            body: JSON.stringify({ mode, label })
+        })
+            .then(r => r.json())
+            .then(() => {
+                refresh();
+            })
+            .catch(err => console.error('[Recording] Start failed', err));
+    }
+
+    function stop() {
+        const modeSelect = document.getElementById('recordingModeSelect');
+        const mode = modeSelect ? modeSelect.value : '';
+        if (!mode) return;
+
+        fetch('/recordings/stop', {
+            method: 'POST',
+            headers: { 'Content-Type': 'application/json' },
+            body: JSON.stringify({ mode })
+        })
+            .then(r => r.json())
+            .then(() => refresh())
+            .catch(err => console.error('[Recording] Stop failed', err));
+    }
+
+    function stopById(sessionId) {
+        fetch('/recordings/stop', {
+            method: 'POST',
+            headers: { 'Content-Type': 'application/json' },
+            body: JSON.stringify({ id: sessionId })
+        }).then(() => refresh());
+    }
+
+    function renderActive() {
+        const container = document.getElementById('recordingActiveList');
+        if (!container) return;
+        if (!active.length) {
+            container.innerHTML = '<div class="settings-feed-empty">No active recordings</div>';
+            return;
+        }
+        container.innerHTML = active.map(session => {
+            return `
+                <div class="settings-feed-item">
+                    <div class="settings-feed-title">
+                        <span>${escapeHtml(session.mode)}</span>
+                        <button class="preset-btn" style="font-size: 9px; padding: 2px 6px;" onclick="RecordingUI.stopById('${session.id}')">Stop</button>
+                    </div>
+                    <div class="settings-feed-meta">Started: ${new Date(session.started_at).toLocaleString()}</div>
+                    <div class="settings-feed-meta">Events: ${session.event_count || 0}</div>
+                </div>
+            `;
+        }).join('');
+    }
+
+    function renderRecordings() {
+        const container = document.getElementById('recordingList');
+        if (!container) return;
+        if (!recordings.length) {
+            container.innerHTML = '<div class="settings-feed-empty">No recordings yet</div>';
+            return;
+        }
+        container.innerHTML = recordings.map(rec => {
+            return `
+                <div class="settings-feed-item">
+                    <div class="settings-feed-title">
+                        <span>${escapeHtml(rec.mode)}${rec.label ? ` • ${escapeHtml(rec.label)}` : ''}</span>
+                        <button class="preset-btn" style="font-size: 9px; padding: 2px 6px;" onclick="RecordingUI.download('${rec.id}')">Download</button>
+                    </div>
+                    <div class="settings-feed-meta">${new Date(rec.started_at).toLocaleString()}${rec.stopped_at ? ` → ${new Date(rec.stopped_at).toLocaleString()}` : ''}</div>
+                    <div class="settings-feed-meta">Events: ${rec.event_count || 0} • ${(rec.size_bytes || 0) / 1024.0 > 0 ? (rec.size_bytes / 1024).toFixed(1) + ' KB' : '0 KB'}</div>
+                </div>
+            `;
+        }).join('');
+    }
+
+    function download(sessionId) {
+        window.open(`/recordings/${sessionId}/download`, '_blank');
+    }
+
+    function escapeHtml(str) {
+        if (!str) return '';
+        return String(str)
+            .replace(/&/g, '&amp;')
+            .replace(/</g, '&lt;')
+            .replace(/>/g, '&gt;')
+            .replace(/"/g, '&quot;')
+            .replace(/'/g, '&#039;');
+    }
+
+    return {
+        init,
+        refresh,
+        start,
+        stop,
+        stopById,
+        download,
+    };
+})();
+
+document.addEventListener('DOMContentLoaded', () => {
+    if (typeof RecordingUI !== 'undefined') {
+        RecordingUI.init();
+    }
+});

static/js/core/settings-manager.js

@@ -922,5 +922,13 @@ function switchSettingsTab(tabName) {
         loadUpdateStatus();
     } else if (tabName === 'location') {
         loadObserverLocation();
+    } else if (tabName === 'alerts') {
+        if (typeof AlertCenter !== 'undefined') {
+            AlertCenter.loadFeed();
+        }
+    } else if (tabName === 'recording') {
+        if (typeof RecordingUI !== 'undefined') {
+            RecordingUI.refresh();
+        }
     }
 }

static/js/modes/bluetooth.js

@@ -367,6 +367,9 @@ const BluetoothMode = (function() {
         const badgesEl = document.getElementById('btDetailBadges');
         let badgesHtml = `<span class="bt-detail-badge ${protocol}">${protocol.toUpperCase()}</span>`;
         badgesHtml += `<span class="bt-detail-badge ${device.in_baseline ? 'baseline' : 'new'}">${device.in_baseline ? '✓ KNOWN' : '● NEW'}</span>`;
+        if (device.seen_before) {
+            badgesHtml += `<span class="bt-detail-badge flag">SEEN BEFORE</span>`;
+        }
 
         // Tracker badge
         if (device.is_tracker) {
@@ -455,6 +458,8 @@ const BluetoothMode = (function() {
             ? new Date(device.last_seen).toLocaleTimeString()
             : '--';
 
+        updateWatchlistButton(device);
+
         // Services
         const servicesContainer = document.getElementById('btDetailServices');
         const servicesList = document.getElementById('btDetailServicesList');
@@ -473,6 +478,22 @@ const BluetoothMode = (function() {
         highlightSelectedDevice(deviceId);
     }
 
+    /**
+     * Update watchlist button state
+     */
+    function updateWatchlistButton(device) {
+        const btn = document.getElementById('btDetailWatchBtn');
+        if (!btn) return;
+        if (typeof AlertCenter === 'undefined') {
+            btn.style.display = 'none';
+            return;
+        }
+        btn.style.display = '';
+        const watchlisted = AlertCenter.isWatchlisted(device.address);
+        btn.textContent = watchlisted ? 'Watching' : 'Watchlist';
+        btn.classList.toggle('active', watchlisted);
+    }
+
     /**
      * Clear device selection
      */
@@ -531,7 +552,7 @@ const BluetoothMode = (function() {
         if (!device) return;
 
         navigator.clipboard.writeText(device.address).then(() => {
-            const btn = document.querySelector('.bt-detail-btn');
+            const btn = document.getElementById('btDetailCopyBtn');
             if (btn) {
                 const originalText = btn.textContent;
                 btn.textContent = 'Copied!';
@@ -544,6 +565,25 @@ const BluetoothMode = (function() {
         });
     }
 
+    /**
+     * Toggle Bluetooth watchlist for selected device
+     */
+    function toggleWatchlist() {
+        if (!selectedDeviceId) return;
+        const device = devices.get(selectedDeviceId);
+        if (!device || typeof AlertCenter === 'undefined') return;
+
+        if (AlertCenter.isWatchlisted(device.address)) {
+            AlertCenter.removeBluetoothWatchlist(device.address);
+            showInfo('Removed from watchlist');
+        } else {
+            AlertCenter.addBluetoothWatchlist(device.address, device.name || device.address);
+            showInfo('Added to watchlist');
+        }
+
+        setTimeout(() => updateWatchlistButton(device), 200);
+    }
+
     /**
      * Select a device - opens modal with details
      */
@@ -1094,6 +1134,7 @@ const BluetoothMode = (function() {
         const trackerConfidence = device.tracker_confidence;
         const riskScore = device.risk_score || 0;
         const agentName = device._agent || 'Local';
+        const seenBefore = device.seen_before === true;
 
         // Calculate RSSI bar width (0-100%)
         // RSSI typically ranges from -100 (weak) to -30 (very strong)
@@ -1147,6 +1188,7 @@ const BluetoothMode = (function() {
         let secondaryParts = [addr];
         if (mfr) secondaryParts.push(mfr);
         secondaryParts.push('Seen ' + seenCount + '×');
+        if (seenBefore) secondaryParts.push('<span class="bt-history-badge">SEEN BEFORE</span>');
         // Add agent name if not Local
         if (agentName !== 'Local') {
             secondaryParts.push('<span class="agent-badge agent-remote" style="font-size:8px;padding:1px 4px;">' + escapeHtml(agentName) + '</span>');
@@ -1361,6 +1403,7 @@ const BluetoothMode = (function() {
         selectDevice,
         clearSelection,
         copyAddress,
+        toggleWatchlist,
 
         // Agent handling
         handleAgentChange,

static/js/modes/listening-post.js

@@ -3021,15 +3021,23 @@ let spectrumCanvas = null;
 let spectrumCtx = null;
 let waterfallStartFreq = 88;
 let waterfallEndFreq = 108;
+let waterfallRowImage = null;
+let waterfallPalette = null;
+let lastWaterfallDraw = 0;
+const WATERFALL_MIN_INTERVAL_MS = 80;
 
 function initWaterfallCanvas() {
     waterfallCanvas = document.getElementById('waterfallCanvas');
     spectrumCanvas = document.getElementById('spectrumCanvas');
     if (waterfallCanvas) waterfallCtx = waterfallCanvas.getContext('2d');
     if (spectrumCanvas) spectrumCtx = spectrumCanvas.getContext('2d');
+    if (waterfallCtx && waterfallCanvas) {
+        waterfallRowImage = waterfallCtx.createImageData(waterfallCanvas.width, 1);
+        if (!waterfallPalette) waterfallPalette = buildWaterfallPalette();
+    }
 }
 
-function dBmToColor(normalized) {
+function dBmToRgb(normalized) {
     // Viridis-inspired: dark blue -> cyan -> green -> yellow
     const n = Math.max(0, Math.min(1, normalized));
     let r, g, b;
@@ -3054,7 +3062,15 @@ function dBmToColor(normalized) {
         g = Math.round(255 - t * 55);
         b = Math.round(20 - t * 20);
     }
-    return `rgb(${r},${g},${b})`;
+    return [r, g, b];
+}
+
+function buildWaterfallPalette() {
+    const palette = new Array(256);
+    for (let i = 0; i < 256; i++) {
+        palette[i] = dBmToRgb(i / 255);
+    }
+    return palette;
 }
 
 function drawWaterfallRow(bins) {
@@ -3062,9 +3078,8 @@ function drawWaterfallRow(bins) {
     const w = waterfallCanvas.width;
     const h = waterfallCanvas.height;
 
-    // Scroll existing content down by 1 pixel
+    // Scroll existing content down by 1 pixel (GPU-accelerated)
-    const imageData = waterfallCtx.getImageData(0, 0, w, h - 1);
+    waterfallCtx.drawImage(waterfallCanvas, 0, 0, w, h - 1, 0, 1, w, h - 1);
-    waterfallCtx.putImageData(imageData, 0, 1);
 
     // Find min/max for normalization
     let minVal = Infinity, maxVal = -Infinity;
@@ -3074,13 +3089,24 @@ function drawWaterfallRow(bins) {
     }
     const range = maxVal - minVal || 1;
 
-    // Draw new row at top
+    // Draw new row at top using ImageData
-    const binWidth = w / bins.length;
+    if (!waterfallRowImage || waterfallRowImage.width !== w) {
-    for (let i = 0; i < bins.length; i++) {
+        waterfallRowImage = waterfallCtx.createImageData(w, 1);
-        const normalized = (bins[i] - minVal) / range;
-        waterfallCtx.fillStyle = dBmToColor(normalized);
-        waterfallCtx.fillRect(Math.floor(i * binWidth), 0, Math.ceil(binWidth) + 1, 1);
     }
+    const rowData = waterfallRowImage.data;
+    const palette = waterfallPalette || buildWaterfallPalette();
+    const binCount = bins.length;
+    for (let x = 0; x < w; x++) {
+        const idx = Math.min(binCount - 1, Math.floor((x / w) * binCount));
+        const normalized = (bins[idx] - minVal) / range;
+        const color = palette[Math.max(0, Math.min(255, Math.floor(normalized * 255)))] || [0, 0, 0];
+        const offset = x * 4;
+        rowData[offset] = color[0];
+        rowData[offset + 1] = color[1];
+        rowData[offset + 2] = color[2];
+        rowData[offset + 3] = 255;
+    }
+    waterfallCtx.putImageData(waterfallRowImage, 0, 0);
 }
 
 function drawSpectrumLine(bins, startFreq, endFreq) {
@@ -3154,6 +3180,7 @@ function startWaterfall() {
     const binSize = parseInt(document.getElementById('waterfallBinSize')?.value || 10000);
     const gain = parseInt(document.getElementById('waterfallGain')?.value || 40);
     const device = typeof getSelectedDevice === 'function' ? getSelectedDevice() : 0;
+    const maxBins = document.getElementById('waterfallCanvas')?.width || 800;
 
     if (startFreq >= endFreq) {
         if (typeof showNotification === 'function') showNotification('Error', 'End frequency must be greater than start');
@@ -3166,7 +3193,14 @@ function startWaterfall() {
     fetch('/listening/waterfall/start', {
         method: 'POST',
         headers: { 'Content-Type': 'application/json' },
-        body: JSON.stringify({ start_freq: startFreq, end_freq: endFreq, bin_size: binSize, gain: gain, device: device })
+        body: JSON.stringify({
+            start_freq: startFreq,
+            end_freq: endFreq,
+            bin_size: binSize,
+            gain: gain,
+            device: device,
+            max_bins: maxBins,
+        })
     })
     .then(r => r.json())
     .then(data => {
@@ -3176,6 +3210,7 @@ function startWaterfall() {
             document.getElementById('stopWaterfallBtn').style.display = 'block';
             const waterfallPanel = document.getElementById('waterfallPanel');
             if (waterfallPanel) waterfallPanel.style.display = 'block';
+            lastWaterfallDraw = 0;
             initWaterfallCanvas();
             connectWaterfallSSE();
         } else {
@@ -3204,6 +3239,9 @@ function connectWaterfallSSE() {
     waterfallEventSource.onmessage = function(event) {
         const msg = JSON.parse(event.data);
         if (msg.type === 'waterfall_sweep') {
+            const now = Date.now();
+            if (now - lastWaterfallDraw < WATERFALL_MIN_INTERVAL_MS) return;
+            lastWaterfallDraw = now;
             drawWaterfallRow(msg.bins);
             drawSpectrumLine(msg.bins, msg.start_freq, msg.end_freq);
         }

static/js/modes/wifi.js

@@ -69,6 +69,40 @@ const WiFiMode = (function() {
         return true;
     }
 
+    function getChannelPresetList(preset) {
+        switch (preset) {
+            case '2.4-common':
+                return '1,6,11';
+            case '2.4-all':
+                return '1,2,3,4,5,6,7,8,9,10,11,12,13';
+            case '5-low':
+                return '36,40,44,48';
+            case '5-mid':
+                return '52,56,60,64';
+            case '5-high':
+                return '149,153,157,161,165';
+            default:
+                return '';
+        }
+    }
+
+    function buildChannelConfig() {
+        const preset = document.getElementById('wifiChannelPreset')?.value || '';
+        const listInput = document.getElementById('wifiChannelList')?.value || '';
+        const singleInput = document.getElementById('wifiChannel')?.value || '';
+
+        const listValue = listInput.trim();
+        const presetValue = getChannelPresetList(preset);
+
+        const channels = listValue || presetValue || '';
+        const channel = channels ? null : (singleInput.trim() ? parseInt(singleInput.trim()) : null);
+
+        return {
+            channels: channels || null,
+            channel: Number.isFinite(channel) ? channel : null,
+        };
+    }
+
     // ==========================================================================
     // State
     // ==========================================================================
@@ -463,7 +497,7 @@ const WiFiMode = (function() {
         try {
             const iface = elements.interfaceSelect?.value || null;
             const band = document.getElementById('wifiBand')?.value || 'all';
-            const channel = document.getElementById('wifiChannel')?.value || null;
+            const channelConfig = buildChannelConfig();
             const isAgentMode = typeof currentAgent !== 'undefined' && currentAgent !== 'local';
 
             let response;
@@ -476,7 +510,8 @@ const WiFiMode = (function() {
                         interface: iface,
                         scan_type: 'deep',
                         band: band === 'abg' ? 'all' : band === 'bg' ? '2.4' : '5',
-                        channel: channel ? parseInt(channel) : null,
+                        channel: channelConfig.channel,
+                        channels: channelConfig.channels,
                     }),
                 });
             } else {
@@ -486,7 +521,8 @@ const WiFiMode = (function() {
                     body: JSON.stringify({
                         interface: iface,
                         band: band === 'abg' ? 'all' : band === 'bg' ? '2.4' : '5',
-                        channel: channel ? parseInt(channel) : null,
+                        channel: channelConfig.channel,
+                        channels: channelConfig.channels,
                     }),
                 });
             }

templates/index.html

@@ -806,7 +806,8 @@
                                         <div class="bt-detail-services" id="btDetailServices" style="display: none;">
                                             <span class="bt-detail-services-list" id="btDetailServicesList"></span>
                                         </div>
-                                        <button class="bt-detail-btn" onclick="BluetoothMode.copyAddress()">Copy</button>
+                                        <button class="bt-detail-btn" id="btDetailWatchBtn" onclick="BluetoothMode.toggleWatchlist()">Watchlist</button>
+                                        <button class="bt-detail-btn" id="btDetailCopyBtn" onclick="BluetoothMode.copyAddress()">Copy</button>
                                     </div>
                                 </div>
                             </div>
@@ -6058,11 +6059,44 @@
                 : 'Monitor mode: <span style="color: var(--accent-red);">Inactive</span>';
         }
 
+        function getWifiChannelPresetList(preset) {
+            switch (preset) {
+                case '2.4-common':
+                    return '1,6,11';
+                case '2.4-all':
+                    return '1,2,3,4,5,6,7,8,9,10,11,12,13';
+                case '5-low':
+                    return '36,40,44,48';
+                case '5-mid':
+                    return '52,56,60,64';
+                case '5-high':
+                    return '149,153,157,161,165';
+                default:
+                    return '';
+            }
+        }
+
+        function buildWifiChannelConfig() {
+            const preset = document.getElementById('wifiChannelPreset')?.value || '';
+            const listInput = document.getElementById('wifiChannelList')?.value || '';
+            const singleInput = document.getElementById('wifiChannel')?.value || '';
+
+            const listValue = listInput.trim();
+            const presetValue = getWifiChannelPresetList(preset);
+            const channels = listValue || presetValue || '';
+            const channel = channels ? null : (singleInput.trim() ? parseInt(singleInput.trim()) : null);
+
+            return {
+                channels: channels || null,
+                channel: Number.isFinite(channel) ? channel : null,
+            };
+        }
+
         // Start WiFi scan - auto-enables monitor mode if needed
         async function startWifiScan() {
             console.log('startWifiScan called');
             const band = document.getElementById('wifiBand').value;
-            const channel = document.getElementById('wifiChannel').value;
+            const channelConfig = buildWifiChannelConfig();
 
             // Auto-enable monitor mode if not already enabled
             if (!monitorInterface) {
@@ -6124,7 +6158,8 @@
                     body: JSON.stringify({
                         interface: monitorInterface,
                         band: band,
-                        channel: channel || null
+                        channel: channelConfig.channel,
+                        channels: channelConfig.channels,
                     })
                 });
                 const scanData = await scanResp.json();
@@ -6821,7 +6856,7 @@
 
                     if (data.handshake_found) {
                         // Handshake captured!
-                        statusSpan.textContent = '✓ HANDSHAKE CAPTURED!';
+                        statusSpan.textContent = '✓ VALID HANDSHAKE CAPTURED!';
                         statusSpan.style.color = 'var(--accent-green)';
                         handshakeCount++;
                         document.getElementById('handshakeCount').textContent = handshakeCount;
@@ -6854,7 +6889,11 @@
                         activeCapture.capturedFile = data.file;
                     } else if (data.file_exists) {
                         const sizeKB = (data.file_size / 1024).toFixed(1);
-                        statusSpan.textContent = 'Capturing... (' + sizeKB + ' KB, ' + elapsedStr + ')';
+                        let extra = '';
+                        if (data.handshake_checked && data.handshake_valid === false) {
+                            extra = data.handshake_reason ? ' • ' + data.handshake_reason : ' • No valid handshake yet';
+                        }
+                        statusSpan.textContent = 'Capturing... (' + sizeKB + ' KB, ' + elapsedStr + ')' + extra;
                         statusSpan.style.color = 'var(--accent-orange)';
                     } else if (data.status === 'stopped') {
                         statusSpan.textContent = 'Capture stopped';
@@ -10905,6 +10944,13 @@
                 if (client.score >= 3) {
                     addHighInterestDevice(client, 'wifi');
                 }
+                if (isRecordingBaseline) {
+                    fetch('/tscm/feed/wifi', {
+                        method: 'POST',
+                        headers: { 'Content-Type': 'application/json' },
+                        body: JSON.stringify(client)
+                    }).catch(e => console.error('Baseline feed error:', e));
+                }
             }
         }
 
@@ -12331,6 +12377,11 @@
                     const id = item.bssid || item.mac || '';
                     return `${escapeHtml(name)} ${id ? `<span class="device-detail-id">${escapeHtml(id)}</span>` : ''}`;
                 }
+                if (protocol === 'wifi_clients') {
+                    const name = item.vendor || 'WiFi Client';
+                    const id = item.mac || item.address || '';
+                    return `${escapeHtml(name)} ${id ? `<span class="device-detail-id">${escapeHtml(id)}</span>` : ''}`;
+                }
                 if (protocol === 'bluetooth') {
                     const name = item.name || 'Unknown';
                     const id = item.mac || item.address || '';
@@ -12357,6 +12408,7 @@
 
             const sections = [
                 { key: 'wifi', label: 'WiFi' },
+                { key: 'wifi_clients', label: 'WiFi Clients' },
                 { key: 'bluetooth', label: 'Bluetooth' },
                 { key: 'rf', label: 'RF' },
             ];
@@ -12759,7 +12811,7 @@
 
                 if (data.status === 'success') {
                     document.getElementById('tscmBaselineStatus').textContent =
-                        `Baseline saved: ${data.wifi_count} WiFi, ${data.bt_count} BT, ${data.rf_count} RF`;
+                        `Baseline saved: ${data.wifi_count} WiFi, ${data.wifi_client_count || 0} Clients, ${data.bt_count} BT, ${data.rf_count} RF`;
                     document.getElementById('tscmBaselineStatus').style.color = '#00ff88';
                     loadTscmBaselines();
                 } else {
@@ -14574,6 +14626,9 @@
     <script src="{{ url_for('static', filename='js/core/updater.js') }}"></script>
     <!-- Settings Manager -->
     <script src="{{ url_for('static', filename='js/core/settings-manager.js') }}"></script>
+    <!-- Alerts + Recording -->
+    <script src="{{ url_for('static', filename='js/core/alerts.js') }}"></script>
+    <script src="{{ url_for('static', filename='js/core/recordings.js') }}"></script>
 </body>
 
 </html>

templates/partials/modes/wifi.html

@@ -69,7 +69,22 @@
                             </select>
                         </div>
                         <div class="form-group">
-                            <label>Channel (empty = hop)</label>
+                            <label>Channel Preset</label>
+                            <select id="wifiChannelPreset">
+                                <option value="">Auto hop (all)</option>
+                                <option value="2.4-common">2.4 GHz Common (1,6,11)</option>
+                                <option value="2.4-all">2.4 GHz All (1-13)</option>
+                                <option value="5-low">5 GHz Low (36-48)</option>
+                                <option value="5-mid">5 GHz Mid/DFS (52-64)</option>
+                                <option value="5-high">5 GHz High (149-165)</option>
+                            </select>
+                        </div>
+                        <div class="form-group">
+                            <label>Channel List (overrides preset)</label>
+                            <input type="text" id="wifiChannelList" placeholder="e.g., 1,6,11 or 36,40,44,48">
+                        </div>
+                        <div class="form-group">
+                            <label>Channel (single)</label>
                             <input type="text" id="wifiChannel" placeholder="e.g., 6 or 36">
                         </div>
                     </div>

templates/partials/settings-modal.html

@@ -15,6 +15,8 @@
             <button class="settings-tab" data-tab="display" onclick="switchSettingsTab('display')">Display</button>
             <button class="settings-tab" data-tab="updates" onclick="switchSettingsTab('updates')">Updates</button>
             <button class="settings-tab" data-tab="tools" onclick="switchSettingsTab('tools')">Tools</button>
+            <button class="settings-tab" data-tab="alerts" onclick="switchSettingsTab('alerts')">Alerts</button>
+            <button class="settings-tab" data-tab="recording" onclick="switchSettingsTab('recording')">Recording</button>
             <button class="settings-tab" data-tab="about" onclick="switchSettingsTab('about')">About</button>
         </div>
 
@@ -280,6 +282,83 @@
             </div>
         </div>
 
+        <!-- Alerts Section -->
+        <div id="settings-alerts" class="settings-section">
+            <div class="settings-group">
+                <div class="settings-group-title">Alert Feed <span id="alertsFeedCount" style="color: var(--text-dim); font-weight: 500;"></span></div>
+                <div id="alertsFeedList" class="settings-feed">
+                    <div class="settings-feed-empty">No alerts yet</div>
+                </div>
+            </div>
+
+            <div class="settings-group">
+                <div class="settings-group-title">Quick Rules</div>
+                <div style="display: flex; gap: 10px; flex-wrap: wrap;">
+                    <button class="check-assets-btn" onclick="AlertCenter.enableTrackerAlerts()">Enable Tracker Alerts</button>
+                    <button class="check-assets-btn" onclick="AlertCenter.disableTrackerAlerts()">Disable Tracker Alerts</button>
+                </div>
+                <div class="settings-info" style="margin-top: 10px;">
+                    Use Bluetooth device details to add specific device watchlist alerts.
+                </div>
+            </div>
+        </div>
+
+        <!-- Recording Section -->
+        <div id="settings-recording" class="settings-section">
+            <div class="settings-group">
+                <div class="settings-group-title">Start Recording</div>
+                <div class="settings-row" style="border-bottom: none; padding-top: 0;">
+                    <div class="settings-label">
+                        <span class="settings-label-text">Mode</span>
+                        <span class="settings-label-desc">Record live events for a mode</span>
+                    </div>
+                    <select id="recordingModeSelect" class="settings-select" style="width: 200px;">
+                        <option value="pager">Pager</option>
+                        <option value="sensor">433 Sensors</option>
+                        <option value="wifi">WiFi</option>
+                        <option value="bluetooth">Bluetooth</option>
+                        <option value="adsb">ADS-B</option>
+                        <option value="ais">AIS</option>
+                        <option value="dsc">DSC</option>
+                        <option value="acars">ACARS</option>
+                        <option value="aprs">APRS</option>
+                        <option value="rtlamr">RTLAMR</option>
+                        <option value="dmr">DMR</option>
+                        <option value="tscm">TSCM</option>
+                        <option value="sstv">SSTV</option>
+                        <option value="sstv_general">SSTV General</option>
+                        <option value="listening_scanner">Listening Post</option>
+                        <option value="waterfall">Waterfall</option>
+                    </select>
+                </div>
+                <div class="settings-row" style="border-bottom: none;">
+                    <div class="settings-label">
+                        <span class="settings-label-text">Label</span>
+                        <span class="settings-label-desc">Optional note for the session</span>
+                    </div>
+                    <input type="text" id="recordingLabelInput" class="settings-input" placeholder="Morning sweep" style="width: 200px;">
+                </div>
+                <div style="display: flex; gap: 10px; margin-top: 10px;">
+                    <button class="check-assets-btn" onclick="RecordingUI.start()">Start</button>
+                    <button class="check-assets-btn" onclick="RecordingUI.stop()">Stop</button>
+                </div>
+            </div>
+
+            <div class="settings-group">
+                <div class="settings-group-title">Active Sessions</div>
+                <div id="recordingActiveList" class="settings-feed">
+                    <div class="settings-feed-empty">No active recordings</div>
+                </div>
+            </div>
+
+            <div class="settings-group">
+                <div class="settings-group-title">Recent Recordings</div>
+                <div id="recordingList" class="settings-feed">
+                    <div class="settings-feed-empty">No recordings yet</div>
+                </div>
+            </div>
+        </div>
+
         <!-- About Section -->
         <div id="settings-about" class="settings-section">
             <div class="settings-group">

utils/alerts.py

@@ -0,0 +1,443 @@
+"""Alerting engine for cross-mode events."""
+
+from __future__ import annotations
+
+import json
+import logging
+import queue
+import re
+import threading
+import time
+from dataclasses import dataclass
+from datetime import datetime, timezone
+from typing import Any, Generator
+
+from config import ALERT_WEBHOOK_URL, ALERT_WEBHOOK_TIMEOUT, ALERT_WEBHOOK_SECRET
+from utils.database import get_db
+
+logger = logging.getLogger('intercept.alerts')
+
+
+@dataclass
+class AlertRule:
+    id: int
+    name: str
+    mode: str | None
+    event_type: str | None
+    match: dict
+    severity: str
+    enabled: bool
+    notify: dict
+    created_at: str | None = None
+
+
+class AlertManager:
+    def __init__(self) -> None:
+        self._queue: queue.Queue = queue.Queue(maxsize=1000)
+        self._rules_cache: list[AlertRule] = []
+        self._rules_loaded_at = 0.0
+        self._cache_lock = threading.Lock()
+
+    # ------------------------------------------------------------------
+    # Rule management
+    # ------------------------------------------------------------------
+
+    def invalidate_cache(self) -> None:
+        with self._cache_lock:
+            self._rules_loaded_at = 0.0
+
+    def _load_rules(self) -> None:
+        with get_db() as conn:
+            cursor = conn.execute('''
+                SELECT id, name, mode, event_type, match, severity, enabled, notify, created_at
+                FROM alert_rules
+                WHERE enabled = 1
+                ORDER BY id ASC
+            ''')
+            rules: list[AlertRule] = []
+            for row in cursor:
+                match = {}
+                notify = {}
+                try:
+                    match = json.loads(row['match']) if row['match'] else {}
+                except json.JSONDecodeError:
+                    match = {}
+                try:
+                    notify = json.loads(row['notify']) if row['notify'] else {}
+                except json.JSONDecodeError:
+                    notify = {}
+                rules.append(AlertRule(
+                    id=row['id'],
+                    name=row['name'],
+                    mode=row['mode'],
+                    event_type=row['event_type'],
+                    match=match,
+                    severity=row['severity'] or 'medium',
+                    enabled=bool(row['enabled']),
+                    notify=notify,
+                    created_at=row['created_at'],
+                ))
+        with self._cache_lock:
+            self._rules_cache = rules
+            self._rules_loaded_at = time.time()
+
+    def _get_rules(self) -> list[AlertRule]:
+        with self._cache_lock:
+            stale = (time.time() - self._rules_loaded_at) > 10
+        if stale:
+            self._load_rules()
+        with self._cache_lock:
+            return list(self._rules_cache)
+
+    def list_rules(self, include_disabled: bool = False) -> list[dict]:
+        with get_db() as conn:
+            if include_disabled:
+                cursor = conn.execute('''
+                    SELECT id, name, mode, event_type, match, severity, enabled, notify, created_at
+                    FROM alert_rules
+                    ORDER BY id DESC
+                ''')
+            else:
+                cursor = conn.execute('''
+                    SELECT id, name, mode, event_type, match, severity, enabled, notify, created_at
+                    FROM alert_rules
+                    WHERE enabled = 1
+                    ORDER BY id DESC
+                ''')
+
+            return [
+                {
+                    'id': row['id'],
+                    'name': row['name'],
+                    'mode': row['mode'],
+                    'event_type': row['event_type'],
+                    'match': json.loads(row['match']) if row['match'] else {},
+                    'severity': row['severity'],
+                    'enabled': bool(row['enabled']),
+                    'notify': json.loads(row['notify']) if row['notify'] else {},
+                    'created_at': row['created_at'],
+                }
+                for row in cursor
+            ]
+
+    def add_rule(self, rule: dict) -> int:
+        with get_db() as conn:
+            cursor = conn.execute('''
+                INSERT INTO alert_rules (name, mode, event_type, match, severity, enabled, notify)
+                VALUES (?, ?, ?, ?, ?, ?, ?)
+            ''', (
+                rule.get('name') or 'Alert Rule',
+                rule.get('mode'),
+                rule.get('event_type'),
+                json.dumps(rule.get('match') or {}),
+                rule.get('severity') or 'medium',
+                1 if rule.get('enabled', True) else 0,
+                json.dumps(rule.get('notify') or {}),
+            ))
+            rule_id = cursor.lastrowid
+        self.invalidate_cache()
+        return int(rule_id)
+
+    def update_rule(self, rule_id: int, updates: dict) -> bool:
+        fields = []
+        params = []
+        for key in ('name', 'mode', 'event_type', 'severity'):
+            if key in updates:
+                fields.append(f"{key} = ?")
+                params.append(updates[key])
+        if 'enabled' in updates:
+            fields.append('enabled = ?')
+            params.append(1 if updates['enabled'] else 0)
+        if 'match' in updates:
+            fields.append('match = ?')
+            params.append(json.dumps(updates['match'] or {}))
+        if 'notify' in updates:
+            fields.append('notify = ?')
+            params.append(json.dumps(updates['notify'] or {}))
+
+        if not fields:
+            return False
+
+        params.append(rule_id)
+        with get_db() as conn:
+            cursor = conn.execute(
+                f"UPDATE alert_rules SET {', '.join(fields)} WHERE id = ?",
+                params
+            )
+            updated = cursor.rowcount > 0
+
+        if updated:
+            self.invalidate_cache()
+        return updated
+
+    def delete_rule(self, rule_id: int) -> bool:
+        with get_db() as conn:
+            cursor = conn.execute('DELETE FROM alert_rules WHERE id = ?', (rule_id,))
+            deleted = cursor.rowcount > 0
+        if deleted:
+            self.invalidate_cache()
+        return deleted
+
+    def list_events(self, limit: int = 100, mode: str | None = None, severity: str | None = None) -> list[dict]:
+        query = 'SELECT id, rule_id, mode, event_type, severity, title, message, payload, created_at FROM alert_events'
+        clauses = []
+        params: list[Any] = []
+        if mode:
+            clauses.append('mode = ?')
+            params.append(mode)
+        if severity:
+            clauses.append('severity = ?')
+            params.append(severity)
+        if clauses:
+            query += ' WHERE ' + ' AND '.join(clauses)
+        query += ' ORDER BY id DESC LIMIT ?'
+        params.append(limit)
+
+        with get_db() as conn:
+            cursor = conn.execute(query, params)
+            events = []
+            for row in cursor:
+                events.append({
+                    'id': row['id'],
+                    'rule_id': row['rule_id'],
+                    'mode': row['mode'],
+                    'event_type': row['event_type'],
+                    'severity': row['severity'],
+                    'title': row['title'],
+                    'message': row['message'],
+                    'payload': json.loads(row['payload']) if row['payload'] else {},
+                    'created_at': row['created_at'],
+                })
+            return events
+
+    # ------------------------------------------------------------------
+    # Event processing
+    # ------------------------------------------------------------------
+
+    def process_event(self, mode: str, event: dict, event_type: str | None = None) -> None:
+        if not isinstance(event, dict):
+            return
+
+        if event_type in ('keepalive', 'ping', 'status'):
+            return
+
+        rules = self._get_rules()
+        if not rules:
+            return
+
+        for rule in rules:
+            if rule.mode and rule.mode != mode:
+                continue
+            if rule.event_type and event_type and rule.event_type != event_type:
+                continue
+            if rule.event_type and not event_type:
+                continue
+            if not self._match_rule(rule.match, event):
+                continue
+
+            title = rule.name or 'Alert'
+            message = self._build_message(rule, event, event_type)
+            payload = {
+                'mode': mode,
+                'event_type': event_type,
+                'event': event,
+                'rule': {
+                    'id': rule.id,
+                    'name': rule.name,
+                },
+            }
+            event_id = self._store_event(rule.id, mode, event_type, rule.severity, title, message, payload)
+            alert_payload = {
+                'id': event_id,
+                'rule_id': rule.id,
+                'mode': mode,
+                'event_type': event_type,
+                'severity': rule.severity,
+                'title': title,
+                'message': message,
+                'payload': payload,
+                'created_at': datetime.now(timezone.utc).isoformat(),
+            }
+            self._queue_event(alert_payload)
+            self._maybe_send_webhook(alert_payload, rule.notify)
+
+    def _build_message(self, rule: AlertRule, event: dict, event_type: str | None) -> str:
+        if isinstance(rule.notify, dict) and rule.notify.get('message'):
+            return str(rule.notify.get('message'))
+        summary_bits = []
+        if event_type:
+            summary_bits.append(event_type)
+        if 'name' in event:
+            summary_bits.append(str(event.get('name')))
+        if 'ssid' in event:
+            summary_bits.append(str(event.get('ssid')))
+        if 'bssid' in event:
+            summary_bits.append(str(event.get('bssid')))
+        if 'address' in event:
+            summary_bits.append(str(event.get('address')))
+        if 'mac' in event:
+            summary_bits.append(str(event.get('mac')))
+        summary = ' | '.join(summary_bits) if summary_bits else 'Alert triggered'
+        return summary
+
+    def _store_event(
+        self,
+        rule_id: int,
+        mode: str,
+        event_type: str | None,
+        severity: str,
+        title: str,
+        message: str,
+        payload: dict,
+    ) -> int:
+        with get_db() as conn:
+            cursor = conn.execute('''
+                INSERT INTO alert_events (rule_id, mode, event_type, severity, title, message, payload)
+                VALUES (?, ?, ?, ?, ?, ?, ?)
+            ''', (
+                rule_id,
+                mode,
+                event_type,
+                severity,
+                title,
+                message,
+                json.dumps(payload),
+            ))
+            return int(cursor.lastrowid)
+
+    def _queue_event(self, alert_payload: dict) -> None:
+        try:
+            self._queue.put_nowait(alert_payload)
+        except queue.Full:
+            try:
+                self._queue.get_nowait()
+                self._queue.put_nowait(alert_payload)
+            except queue.Empty:
+                pass
+
+    def _maybe_send_webhook(self, payload: dict, notify: dict) -> None:
+        if not ALERT_WEBHOOK_URL:
+            return
+        if isinstance(notify, dict) and notify.get('webhook') is False:
+            return
+
+        try:
+            import urllib.request
+            req = urllib.request.Request(
+                ALERT_WEBHOOK_URL,
+                data=json.dumps(payload).encode('utf-8'),
+                headers={
+                    'Content-Type': 'application/json',
+                    'User-Agent': 'Intercept-Alert',
+                    'X-Alert-Token': ALERT_WEBHOOK_SECRET or '',
+                },
+                method='POST'
+            )
+            with urllib.request.urlopen(req, timeout=ALERT_WEBHOOK_TIMEOUT) as _:
+                pass
+        except Exception as e:
+            logger.debug(f"Alert webhook failed: {e}")
+
+    # ------------------------------------------------------------------
+    # Matching
+    # ------------------------------------------------------------------
+
+    def _match_rule(self, rule_match: dict, event: dict) -> bool:
+        if not rule_match:
+            return True
+
+        for key, expected in rule_match.items():
+            actual = self._extract_value(event, key)
+            if not self._match_value(actual, expected):
+                return False
+        return True
+
+    def _extract_value(self, event: dict, key: str) -> Any:
+        if '.' not in key:
+            return event.get(key)
+        current: Any = event
+        for part in key.split('.'):
+            if isinstance(current, dict):
+                current = current.get(part)
+            else:
+                return None
+        return current
+
+    def _match_value(self, actual: Any, expected: Any) -> bool:
+        if isinstance(expected, dict) and 'op' in expected:
+            op = expected.get('op')
+            value = expected.get('value')
+            return self._apply_op(op, actual, value)
+
+        if isinstance(expected, list):
+            return actual in expected
+
+        if isinstance(expected, str):
+            if actual is None:
+                return False
+            return str(actual).lower() == expected.lower()
+
+        return actual == expected
+
+    def _apply_op(self, op: str, actual: Any, value: Any) -> bool:
+        if op == 'exists':
+            return actual is not None
+        if op == 'eq':
+            return actual == value
+        if op == 'neq':
+            return actual != value
+        if op == 'gt':
+            return _safe_number(actual) is not None and _safe_number(actual) > _safe_number(value)
+        if op == 'gte':
+            return _safe_number(actual) is not None and _safe_number(actual) >= _safe_number(value)
+        if op == 'lt':
+            return _safe_number(actual) is not None and _safe_number(actual) < _safe_number(value)
+        if op == 'lte':
+            return _safe_number(actual) is not None and _safe_number(actual) <= _safe_number(value)
+        if op == 'in':
+            return actual in (value or [])
+        if op == 'contains':
+            if actual is None:
+                return False
+            if isinstance(actual, list):
+                return any(str(value).lower() in str(item).lower() for item in actual)
+            return str(value).lower() in str(actual).lower()
+        if op == 'regex':
+            if actual is None or value is None:
+                return False
+            try:
+                return re.search(str(value), str(actual)) is not None
+            except re.error:
+                return False
+        return False
+
+    # ------------------------------------------------------------------
+    # Streaming
+    # ------------------------------------------------------------------
+
+    def stream_events(self, timeout: float = 1.0) -> Generator[dict, None, None]:
+        while True:
+            try:
+                event = self._queue.get(timeout=timeout)
+                yield event
+            except queue.Empty:
+                yield {'type': 'keepalive'}
+
+
+_alert_manager: AlertManager | None = None
+_alert_lock = threading.Lock()
+
+
+def get_alert_manager() -> AlertManager:
+    global _alert_manager
+    with _alert_lock:
+        if _alert_manager is None:
+            _alert_manager = AlertManager()
+        return _alert_manager
+
+
+def _safe_number(value: Any) -> float | None:
+    try:
+        return float(value)
+    except (TypeError, ValueError):
+        return None

utils/bluetooth/models.py

@@ -151,6 +151,7 @@ class BTDeviceAggregate:
     # Baseline tracking
     in_baseline: bool = False
     baseline_id: Optional[int] = None
+    seen_before: bool = False
 
     # Tracker detection fields
     is_tracker: bool = False
@@ -277,6 +278,7 @@ class BTDeviceAggregate:
             # Baseline
             'in_baseline': self.in_baseline,
             'baseline_id': self.baseline_id,
+            'seen_before': self.seen_before,
 
             # Tracker detection
             'tracker': {
@@ -327,6 +329,7 @@ class BTDeviceAggregate:
             'seen_count': self.seen_count,
             'heuristic_flags': self.heuristic_flags,
             'in_baseline': self.in_baseline,
+            'seen_before': self.seen_before,
             # Tracker info for list view
             'is_tracker': self.is_tracker,
             'tracker_type': self.tracker_type,

utils/database.py

@@ -102,6 +102,52 @@ def init_db() -> None:
             )
         ''')
 
+        # Alert rules
+        conn.execute('''
+            CREATE TABLE IF NOT EXISTS alert_rules (
+                id INTEGER PRIMARY KEY AUTOINCREMENT,
+                name TEXT NOT NULL,
+                mode TEXT,
+                event_type TEXT,
+                match TEXT,
+                severity TEXT DEFAULT 'medium',
+                enabled BOOLEAN DEFAULT 1,
+                notify TEXT,
+                created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
+            )
+        ''')
+
+        # Alert events
+        conn.execute('''
+            CREATE TABLE IF NOT EXISTS alert_events (
+                id INTEGER PRIMARY KEY AUTOINCREMENT,
+                rule_id INTEGER,
+                mode TEXT,
+                event_type TEXT,
+                severity TEXT DEFAULT 'medium',
+                title TEXT,
+                message TEXT,
+                payload TEXT,
+                created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+                FOREIGN KEY (rule_id) REFERENCES alert_rules(id) ON DELETE SET NULL
+            )
+        ''')
+
+        # Session recordings
+        conn.execute('''
+            CREATE TABLE IF NOT EXISTS recording_sessions (
+                id TEXT PRIMARY KEY,
+                mode TEXT NOT NULL,
+                label TEXT,
+                started_at TIMESTAMP NOT NULL,
+                stopped_at TIMESTAMP,
+                file_path TEXT NOT NULL,
+                event_count INTEGER DEFAULT 0,
+                size_bytes INTEGER DEFAULT 0,
+                metadata TEXT
+            )
+        ''')
+
         # Users table for authentication
         conn.execute('''
             CREATE TABLE IF NOT EXISTS users (
@@ -139,6 +185,7 @@ def init_db() -> None:
                 description TEXT,
                 created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
                 wifi_networks TEXT,
+                wifi_clients TEXT,
                 bt_devices TEXT,
                 rf_frequencies TEXT,
                 gps_coords TEXT,
@@ -146,6 +193,14 @@ def init_db() -> None:
             )
         ''')
 
+        # Ensure new columns exist for older databases
+        try:
+            columns = {row['name'] for row in conn.execute("PRAGMA table_info(tscm_baselines)")}
+            if 'wifi_clients' not in columns:
+                conn.execute('ALTER TABLE tscm_baselines ADD COLUMN wifi_clients TEXT')
+        except Exception as e:
+            logger.debug(f"Schema update skipped for tscm_baselines: {e}")
+
         # TSCM Sweeps - Individual sweep sessions
         conn.execute('''
             CREATE TABLE IF NOT EXISTS tscm_sweeps (
@@ -690,6 +745,7 @@ def create_tscm_baseline(
     location: str | None = None,
     description: str | None = None,
     wifi_networks: list | None = None,
+    wifi_clients: list | None = None,
     bt_devices: list | None = None,
     rf_frequencies: list | None = None,
     gps_coords: dict | None = None
@@ -703,13 +759,14 @@ def create_tscm_baseline(
     with get_db() as conn:
         cursor = conn.execute('''
             INSERT INTO tscm_baselines
-            (name, location, description, wifi_networks, bt_devices, rf_frequencies, gps_coords)
+            (name, location, description, wifi_networks, wifi_clients, bt_devices, rf_frequencies, gps_coords)
-            VALUES (?, ?, ?, ?, ?, ?, ?)
+            VALUES (?, ?, ?, ?, ?, ?, ?, ?)
         ''', (
             name,
             location,
             description,
             json.dumps(wifi_networks) if wifi_networks else None,
+            json.dumps(wifi_clients) if wifi_clients else None,
             json.dumps(bt_devices) if bt_devices else None,
             json.dumps(rf_frequencies) if rf_frequencies else None,
             json.dumps(gps_coords) if gps_coords else None
@@ -735,6 +792,7 @@ def get_tscm_baseline(baseline_id: int) -> dict | None:
             'description': row['description'],
             'created_at': row['created_at'],
             'wifi_networks': json.loads(row['wifi_networks']) if row['wifi_networks'] else [],
+            'wifi_clients': json.loads(row['wifi_clients']) if row['wifi_clients'] else [],
             'bt_devices': json.loads(row['bt_devices']) if row['bt_devices'] else [],
             'rf_frequencies': json.loads(row['rf_frequencies']) if row['rf_frequencies'] else [],
             'gps_coords': json.loads(row['gps_coords']) if row['gps_coords'] else None,
@@ -784,6 +842,7 @@ def set_active_tscm_baseline(baseline_id: int) -> bool:
 def update_tscm_baseline(
     baseline_id: int,
     wifi_networks: list | None = None,
+    wifi_clients: list | None = None,
     bt_devices: list | None = None,
     rf_frequencies: list | None = None
 ) -> bool:
@@ -794,6 +853,9 @@ def update_tscm_baseline(
     if wifi_networks is not None:
         updates.append('wifi_networks = ?')
         params.append(json.dumps(wifi_networks))
+    if wifi_clients is not None:
+        updates.append('wifi_clients = ?')
+        params.append(json.dumps(wifi_clients))
     if bt_devices is not None:
         updates.append('bt_devices = ?')
         params.append(json.dumps(bt_devices))

utils/event_pipeline.py

@@ -0,0 +1,29 @@
+"""Shared event pipeline for alerts and recordings."""
+
+from __future__ import annotations
+
+from typing import Any
+
+from utils.alerts import get_alert_manager
+from utils.recording import get_recording_manager
+
+IGNORE_TYPES = {'keepalive', 'ping'}
+
+
+def process_event(mode: str, event: dict | Any, event_type: str | None = None) -> None:
+    if event_type in IGNORE_TYPES:
+        return
+    if not isinstance(event, dict):
+        return
+
+    try:
+        get_recording_manager().record_event(mode, event, event_type)
+    except Exception:
+        # Recording failures should never break streaming
+        pass
+
+    try:
+        get_alert_manager().process_event(mode, event, event_type)
+    except Exception:
+        # Alert failures should never break streaming
+        pass

utils/recording.py

@@ -0,0 +1,222 @@
+"""Session recording utilities for SSE/event streams."""
+
+from __future__ import annotations
+
+import json
+import logging
+import threading
+import uuid
+from dataclasses import dataclass
+from datetime import datetime, timezone
+from pathlib import Path
+from typing import Any
+
+from utils.database import get_db
+
+logger = logging.getLogger('intercept.recording')
+
+RECORDING_ROOT = Path(__file__).parent.parent / 'instance' / 'recordings'
+
+
+@dataclass
+class RecordingSession:
+    id: str
+    mode: str
+    label: str | None
+    file_path: Path
+    started_at: datetime
+    stopped_at: datetime | None = None
+    event_count: int = 0
+    size_bytes: int = 0
+    metadata: dict | None = None
+
+    _file_handle: Any | None = None
+    _lock: threading.Lock = threading.Lock()
+
+    def open(self) -> None:
+        self.file_path.parent.mkdir(parents=True, exist_ok=True)
+        self._file_handle = self.file_path.open('a', encoding='utf-8')
+
+    def close(self) -> None:
+        if self._file_handle:
+            self._file_handle.flush()
+            self._file_handle.close()
+            self._file_handle = None
+
+    def write_event(self, record: dict) -> None:
+        if not self._file_handle:
+            self.open()
+        line = json.dumps(record, ensure_ascii=True) + '\n'
+        with self._lock:
+            self._file_handle.write(line)
+            self._file_handle.flush()
+            self.event_count += 1
+            self.size_bytes += len(line.encode('utf-8'))
+
+
+class RecordingManager:
+    def __init__(self) -> None:
+        self._active_by_mode: dict[str, RecordingSession] = {}
+        self._active_by_id: dict[str, RecordingSession] = {}
+        self._lock = threading.Lock()
+
+    def start_recording(self, mode: str, label: str | None = None, metadata: dict | None = None) -> RecordingSession:
+        with self._lock:
+            existing = self._active_by_mode.get(mode)
+            if existing:
+                return existing
+
+            session_id = str(uuid.uuid4())
+            started_at = datetime.now(timezone.utc)
+            filename = f"{mode}_{started_at.strftime('%Y%m%d_%H%M%S')}_{session_id}.jsonl"
+            file_path = RECORDING_ROOT / mode / filename
+
+            session = RecordingSession(
+                id=session_id,
+                mode=mode,
+                label=label,
+                file_path=file_path,
+                started_at=started_at,
+                metadata=metadata or {},
+            )
+            session.open()
+
+            self._active_by_mode[mode] = session
+            self._active_by_id[session_id] = session
+
+            with get_db() as conn:
+                conn.execute('''
+                    INSERT INTO recording_sessions
+                    (id, mode, label, started_at, file_path, event_count, size_bytes, metadata)
+                    VALUES (?, ?, ?, ?, ?, ?, ?, ?)
+                ''', (
+                    session.id,
+                    session.mode,
+                    session.label,
+                    session.started_at.isoformat(),
+                    str(session.file_path),
+                    session.event_count,
+                    session.size_bytes,
+                    json.dumps(session.metadata or {}),
+                ))
+
+            return session
+
+    def stop_recording(self, mode: str | None = None, session_id: str | None = None) -> RecordingSession | None:
+        with self._lock:
+            session = None
+            if session_id:
+                session = self._active_by_id.get(session_id)
+            elif mode:
+                session = self._active_by_mode.get(mode)
+
+            if not session:
+                return None
+
+            session.stopped_at = datetime.now(timezone.utc)
+            session.close()
+
+            self._active_by_mode.pop(session.mode, None)
+            self._active_by_id.pop(session.id, None)
+
+            with get_db() as conn:
+                conn.execute('''
+                    UPDATE recording_sessions
+                    SET stopped_at = ?, event_count = ?, size_bytes = ?
+                    WHERE id = ?
+                ''', (
+                    session.stopped_at.isoformat(),
+                    session.event_count,
+                    session.size_bytes,
+                    session.id,
+                ))
+
+            return session
+
+    def record_event(self, mode: str, event: dict, event_type: str | None = None) -> None:
+        if event_type in ('keepalive', 'ping'):
+            return
+        session = self._active_by_mode.get(mode)
+        if not session:
+            return
+        record = {
+            'timestamp': datetime.now(timezone.utc).isoformat(),
+            'mode': mode,
+            'event_type': event_type,
+            'event': event,
+        }
+        try:
+            session.write_event(record)
+        except Exception as e:
+            logger.debug(f"Recording write failed: {e}")
+
+    def list_recordings(self, limit: int = 50) -> list[dict]:
+        with get_db() as conn:
+            cursor = conn.execute('''
+                SELECT id, mode, label, started_at, stopped_at, file_path, event_count, size_bytes, metadata
+                FROM recording_sessions
+                ORDER BY started_at DESC
+                LIMIT ?
+            ''', (limit,))
+            rows = []
+            for row in cursor:
+                rows.append({
+                    'id': row['id'],
+                    'mode': row['mode'],
+                    'label': row['label'],
+                    'started_at': row['started_at'],
+                    'stopped_at': row['stopped_at'],
+                    'file_path': row['file_path'],
+                    'event_count': row['event_count'],
+                    'size_bytes': row['size_bytes'],
+                    'metadata': json.loads(row['metadata']) if row['metadata'] else {},
+                })
+            return rows
+
+    def get_recording(self, session_id: str) -> dict | None:
+        with get_db() as conn:
+            cursor = conn.execute('''
+                SELECT id, mode, label, started_at, stopped_at, file_path, event_count, size_bytes, metadata
+                FROM recording_sessions
+                WHERE id = ?
+            ''', (session_id,))
+            row = cursor.fetchone()
+            if not row:
+                return None
+            return {
+                'id': row['id'],
+                'mode': row['mode'],
+                'label': row['label'],
+                'started_at': row['started_at'],
+                'stopped_at': row['stopped_at'],
+                'file_path': row['file_path'],
+                'event_count': row['event_count'],
+                'size_bytes': row['size_bytes'],
+                'metadata': json.loads(row['metadata']) if row['metadata'] else {},
+            }
+
+    def get_active(self) -> list[dict]:
+        with self._lock:
+            sessions = []
+            for session in self._active_by_mode.values():
+                sessions.append({
+                    'id': session.id,
+                    'mode': session.mode,
+                    'label': session.label,
+                    'started_at': session.started_at.isoformat(),
+                    'event_count': session.event_count,
+                    'size_bytes': session.size_bytes,
+                })
+            return sessions
+
+
+_recording_manager: RecordingManager | None = None
+_recording_lock = threading.Lock()
+
+
+def get_recording_manager() -> RecordingManager:
+    global _recording_manager
+    with _recording_lock:
+        if _recording_manager is None:
+            _recording_manager = RecordingManager()
+        return _recording_manager

utils/tscm/advanced.py

@@ -526,6 +526,7 @@ class BaselineDiff:
 def calculate_baseline_diff(
     baseline: dict,
     current_wifi: list[dict],
+    current_wifi_clients: list[dict],
     current_bt: list[dict],
     current_rf: list[dict],
     sweep_id: int
@@ -536,6 +537,7 @@ def calculate_baseline_diff(
     Args:
         baseline: Baseline dict from database
         current_wifi: Current WiFi devices
+        current_wifi_clients: Current WiFi clients
         current_bt: Current Bluetooth devices
         current_rf: Current RF signals
         sweep_id: Current sweep ID
@@ -569,6 +571,11 @@ def calculate_baseline_diff(
         for d in baseline.get('wifi_networks', [])
         if d.get('bssid') or d.get('mac')
     }
+    baseline_wifi_clients = {
+        d.get('mac', d.get('address', '')).upper(): d
+        for d in baseline.get('wifi_clients', [])
+        if d.get('mac') or d.get('address')
+    }
     baseline_bt = {
         d.get('mac', d.get('address', '')).upper(): d
         for d in baseline.get('bt_devices', [])
@@ -583,6 +590,9 @@ def calculate_baseline_diff(
     # Compare WiFi
     _compare_wifi(diff, baseline_wifi, current_wifi)
 
+    # Compare WiFi clients
+    _compare_wifi_clients(diff, baseline_wifi_clients, current_wifi_clients)
+
     # Compare Bluetooth
     _compare_bluetooth(diff, baseline_bt, current_bt)
 
@@ -631,6 +641,47 @@ def _compare_wifi(diff: BaselineDiff, baseline: dict, current: list[dict]) -> No
                     'rssi': device.get('power', device.get('signal')),
                 }
             ))
+
+
+def _compare_wifi_clients(diff: BaselineDiff, baseline: dict, current: list[dict]) -> None:
+    """Compare WiFi clients between baseline and current."""
+    current_macs = {
+        d.get('mac', d.get('address', '')).upper(): d
+        for d in current
+        if d.get('mac') or d.get('address')
+    }
+
+    # Find new clients
+    for mac, device in current_macs.items():
+        if mac not in baseline:
+            name = device.get('vendor', 'WiFi Client')
+            diff.new_devices.append(DeviceChange(
+                identifier=mac,
+                protocol='wifi_client',
+                change_type='new',
+                description=f'New WiFi client: {name}',
+                expected=False,
+                details={
+                    'vendor': name,
+                    'rssi': device.get('rssi'),
+                    'associated_bssid': device.get('associated_bssid'),
+                }
+            ))
+
+    # Find missing clients
+    for mac, device in baseline.items():
+        if mac not in current_macs:
+            name = device.get('vendor', 'WiFi Client')
+            diff.missing_devices.append(DeviceChange(
+                identifier=mac,
+                protocol='wifi_client',
+                change_type='missing',
+                description=f'Missing WiFi client: {name}',
+                expected=True,
+                details={
+                    'vendor': name,
+                }
+            ))
         else:
             # Check for changes
             baseline_dev = baseline[mac]
@@ -798,6 +849,7 @@ def _calculate_baseline_health(diff: BaselineDiff, baseline: dict) -> None:
     # Device churn penalty
     total_baseline = (
         len(baseline.get('wifi_networks', [])) +
+        len(baseline.get('wifi_clients', [])) +
         len(baseline.get('bt_devices', [])) +
         len(baseline.get('rf_frequencies', []))
     )

utils/tscm/baseline.py

@@ -30,6 +30,7 @@ class BaselineRecorder:
         self.recording = False
         self.current_baseline_id: int | None = None
         self.wifi_networks: dict[str, dict] = {}  # BSSID -> network info
+        self.wifi_clients: dict[str, dict] = {}  # MAC -> client info
         self.bt_devices: dict[str, dict] = {}  # MAC -> device info
         self.rf_frequencies: dict[float, dict] = {}  # Frequency -> signal info
 
@@ -52,6 +53,7 @@ class BaselineRecorder:
         """
         self.recording = True
         self.wifi_networks = {}
+        self.wifi_clients = {}
         self.bt_devices = {}
         self.rf_frequencies = {}
 
@@ -79,6 +81,7 @@ class BaselineRecorder:
 
         # Convert to lists for storage
         wifi_list = list(self.wifi_networks.values())
+        wifi_client_list = list(self.wifi_clients.values())
         bt_list = list(self.bt_devices.values())
         rf_list = list(self.rf_frequencies.values())
 
@@ -86,6 +89,7 @@ class BaselineRecorder:
         update_tscm_baseline(
             self.current_baseline_id,
             wifi_networks=wifi_list,
+            wifi_clients=wifi_client_list,
             bt_devices=bt_list,
             rf_frequencies=rf_list
         )
@@ -93,6 +97,7 @@ class BaselineRecorder:
         summary = {
             'baseline_id': self.current_baseline_id,
             'wifi_count': len(wifi_list),
+            'wifi_client_count': len(wifi_client_list),
             'bt_count': len(bt_list),
             'rf_count': len(rf_list),
         }
@@ -160,6 +165,33 @@ class BaselineRecorder:
                 'last_seen': datetime.now().isoformat(),
             }
 
+    def add_wifi_client(self, client: dict) -> None:
+        """Add a WiFi client to the current baseline."""
+        if not self.recording:
+            return
+
+        mac = client.get('mac', client.get('address', '')).upper()
+        if not mac:
+            return
+
+        if mac in self.wifi_clients:
+            self.wifi_clients[mac].update({
+                'last_seen': datetime.now().isoformat(),
+                'rssi': client.get('rssi', self.wifi_clients[mac].get('rssi')),
+                'associated_bssid': client.get('associated_bssid', self.wifi_clients[mac].get('associated_bssid')),
+            })
+        else:
+            self.wifi_clients[mac] = {
+                'mac': mac,
+                'vendor': client.get('vendor', ''),
+                'rssi': client.get('rssi'),
+                'associated_bssid': client.get('associated_bssid'),
+                'probed_ssids': client.get('probed_ssids', []),
+                'probe_count': client.get('probe_count', len(client.get('probed_ssids', []))),
+                'first_seen': datetime.now().isoformat(),
+                'last_seen': datetime.now().isoformat(),
+            }
+
     def add_rf_signal(self, signal: dict) -> None:
         """Add an RF signal to the current baseline."""
         if not self.recording:
@@ -197,6 +229,7 @@ class BaselineRecorder:
             'recording': self.recording,
             'baseline_id': self.current_baseline_id,
             'wifi_count': len(self.wifi_networks),
+            'wifi_client_count': len(self.wifi_clients),
             'bt_count': len(self.bt_devices),
             'rf_count': len(self.rf_frequencies),
         }
@@ -225,6 +258,11 @@ class BaselineComparator:
             for d in baseline.get('bt_devices', [])
             if d.get('mac') or d.get('address')
         }
+        self.baseline_wifi_clients = {
+            d.get('mac', d.get('address', '')).upper(): d
+            for d in baseline.get('wifi_clients', [])
+            if d.get('mac') or d.get('address')
+        }
         self.baseline_rf = {
             round(d.get('frequency', 0), 1): d
             for d in baseline.get('rf_frequencies', [])
@@ -300,6 +338,37 @@ class BaselineComparator:
             'matching_count': len(matching_devices),
         }
 
+    def compare_wifi_clients(self, current_devices: list[dict]) -> dict:
+        """Compare current WiFi clients against baseline."""
+        current_macs = {
+            d.get('mac', d.get('address', '')).upper(): d
+            for d in current_devices
+            if d.get('mac') or d.get('address')
+        }
+
+        new_devices = []
+        missing_devices = []
+        matching_devices = []
+
+        for mac, device in current_macs.items():
+            if mac not in self.baseline_wifi_clients:
+                new_devices.append(device)
+            else:
+                matching_devices.append(device)
+
+        for mac, device in self.baseline_wifi_clients.items():
+            if mac not in current_macs:
+                missing_devices.append(device)
+
+        return {
+            'new': new_devices,
+            'missing': missing_devices,
+            'matching': matching_devices,
+            'new_count': len(new_devices),
+            'missing_count': len(missing_devices),
+            'matching_count': len(matching_devices),
+        }
+
     def compare_rf(self, current_signals: list[dict]) -> dict:
         """Compare current RF signals against baseline."""
         current_freqs = {
@@ -334,6 +403,7 @@ class BaselineComparator:
     def compare_all(
         self,
         wifi_devices: list[dict] | None = None,
+        wifi_clients: list[dict] | None = None,
         bt_devices: list[dict] | None = None,
         rf_signals: list[dict] | None = None
     ) -> dict:
@@ -345,6 +415,7 @@ class BaselineComparator:
         """
         results = {
             'wifi': None,
+            'wifi_clients': None,
             'bluetooth': None,
             'rf': None,
             'total_new': 0,
@@ -356,6 +427,11 @@ class BaselineComparator:
             results['total_new'] += results['wifi']['new_count']
             results['total_missing'] += results['wifi']['missing_count']
 
+        if wifi_clients is not None:
+            results['wifi_clients'] = self.compare_wifi_clients(wifi_clients)
+            results['total_new'] += results['wifi_clients']['new_count']
+            results['total_missing'] += results['wifi_clients']['missing_count']
+
         if bt_devices is not None:
             results['bluetooth'] = self.compare_bluetooth(bt_devices)
             results['total_new'] += results['bluetooth']['new_count']
@@ -371,6 +447,7 @@ class BaselineComparator:
 
 def get_comparison_for_active_baseline(
     wifi_devices: list[dict] | None = None,
+    wifi_clients: list[dict] | None = None,
     bt_devices: list[dict] | None = None,
     rf_signals: list[dict] | None = None
 ) -> dict | None:
@@ -385,4 +462,4 @@ def get_comparison_for_active_baseline(
         return None
 
     comparator = BaselineComparator(baseline)
-    return comparator.compare_all(wifi_devices, bt_devices, rf_signals)
+    return comparator.compare_all(wifi_devices, wifi_clients, bt_devices, rf_signals)

utils/tscm/detector.py

@@ -122,6 +122,10 @@ class ThreatDetector:
                     if 'mac' in client:
                         self.baseline_wifi_macs.add(client['mac'].upper())
 
+        for client in baseline.get('wifi_clients', []):
+            if 'mac' in client:
+                self.baseline_wifi_macs.add(client['mac'].upper())
+
         # Bluetooth devices
         for device in baseline.get('bt_devices', []):
             if 'mac' in device:

utils/wifi/scanner.py

@@ -667,6 +667,7 @@ class UnifiedWiFiScanner:
         interface: Optional[str] = None,
         band: str = 'all',
         channel: Optional[int] = None,
+        channels: Optional[list[int]] = None,
     ) -> bool:
         """
         Start continuous deep scan with airodump-ng.
@@ -702,7 +703,7 @@ class UnifiedWiFiScanner:
             self._deep_scan_stop_event.clear()
             self._deep_scan_thread = threading.Thread(
                 target=self._run_deep_scan,
-                args=(iface, band, channel),
+                args=(iface, band, channel, channels),
                 daemon=True,
             )
             self._deep_scan_thread.start()
@@ -766,7 +767,13 @@ class UnifiedWiFiScanner:
 
             return True
 
-    def _run_deep_scan(self, interface: str, band: str, channel: Optional[int]):
+    def _run_deep_scan(
+        self,
+        interface: str,
+        band: str,
+        channel: Optional[int],
+        channels: Optional[list[int]],
+    ):
         """Background thread for running airodump-ng."""
         from .parsers.airodump import parse_airodump_csv
 
@@ -779,7 +786,9 @@ class UnifiedWiFiScanner:
             # Build command
             cmd = ['airodump-ng', '-w', output_prefix, '--output-format', 'csv']
 
-            if channel:
+            if channels:
+                cmd.extend(['-c', ','.join(str(c) for c in channels)])
+            elif channel:
                 cmd.extend(['-c', str(channel)])
             elif band == '2.4':
                 cmd.extend(['--band', 'bg'])