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FindMy: Fix key generation script

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Willy-JL
2024-03-09 04:20:04 +00:00
parent d23f64d693
commit 448033c802
1 changed files with 12 additions and 7 deletions
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19
applications/system/findmy/generate_keys.py
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@@ -23,11 +23,16 @@ def convert_key_to_hex(private_key, public_key):
return private_key_hex, public_key_hex return private_key_hex, public_key_hex
def generate_mac_and_payload(public_key): def generate_mac_and_payload(public_key):
public_key_bytes = public_key.public_numbers().x.to_bytes(28, byteorder='big') key = public_key.public_numbers().x.to_bytes(28, byteorder='big')
mac = public_key_bytes[:6].hex()
payload = advertisement_template() addr = bytearray(key[:6])
payload[7:29] = public_key_bytes[6:22] addr[0] |= 0b11000000
return mac, payload.hex()
adv = advertisement_template()
adv[7:29] = key[6:28]
adv[29] = key[0] >> 6
return addr.hex(), adv.hex()
def main(): def main():
nkeys = int(input('Enter the number of keys to generate: ')) nkeys = int(input('Enter the number of keys to generate: '))
@@ -57,14 +62,14 @@ def main():
if '/' not in s256_b64[:7]: if '/' not in s256_b64[:7]:
fname = f"{prefix}_{s256_b64[:7]}.keys" if prefix else f"{s256_b64[:7]}.keys" fname = f"{prefix}_{s256_b64[:7]}.keys" if prefix else f"{s256_b64[:7]}.keys"
print(f'{i + 1})') print(f'{i + 1})')
print('Private key (Base64):', private_key_b64) print('Private key (Base64):', private_key_b64)
print('Public key (Base64):', public_key_b64) print('Public key (Base64):', public_key_b64)
print('Hashed adv key (Base64):', s256_b64) print('Hashed adv key (Base64):', s256_b64)
print('---------------------------------------------------------------------------------') print('---------------------------------------------------------------------------------')
print('Private key (Hex):', private_key_hex) print('Private key (Hex):', private_key_hex)
print('Public key (Hex):', public_key_hex) print('Public key (Hex):', public_key_hex)
print('---------------------------------------------------------------------------------') print('---------------------------------------------------------------------------------')
print('MAC:', mac) print('MAC:', mac)
print('Payload:', payload) print('Payload:', payload)