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Refactored fernet to token

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Mark Qvist
2024-11-22 15:19:12 +01:00
parent 04d2626809
commit aabb763cea
8 changed files with 38 additions and 34 deletions
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RNS/Identity.py
+8 -8
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@@ -31,7 +31,7 @@ import threading
from .vendor import umsgpack as umsgpack
from RNS.Cryptography import X25519PrivateKey, X25519PublicKey, Ed25519PrivateKey, Ed25519PublicKey
from RNS.Cryptography import Fernet
from RNS.Cryptography import Token
class Identity:
@@ -66,7 +66,7 @@ class Identity:
"""
# Non-configurable constants
FERNET_OVERHEAD = RNS.Cryptography.Fernet.FERNET_OVERHEAD
TOKEN_OVERHEAD = RNS.Cryptography.Token.TOKEN_OVERHEAD
AES128_BLOCKSIZE = 16 # In bytes
HASHLENGTH = 256 # In bits
SIGLENGTH = KEYSIZE # In bits
@@ -646,8 +646,8 @@ class Identity:
context=self.get_context(),
)
fernet = Fernet(derived_key)
ciphertext = fernet.encrypt(plaintext)
token = Token(derived_key)
ciphertext = token.encrypt(plaintext)
token = ephemeral_pub_bytes+ciphertext
return token
@@ -684,8 +684,8 @@ class Identity:
context=self.get_context(),
)
fernet = Fernet(derived_key)
plaintext = fernet.decrypt(ciphertext)
token = Token(derived_key)
plaintext = token.decrypt(ciphertext)
if ratchet_id_receiver:
ratchet_id_receiver.latest_ratchet_id = ratchet_id
@@ -709,8 +709,8 @@ class Identity:
context=self.get_context(),
)
fernet = Fernet(derived_key)
plaintext = fernet.decrypt(ciphertext)
token = Token(derived_key)
plaintext = token.decrypt(ciphertext)
if ratchet_id_receiver:
ratchet_id_receiver.latest_ratchet_id = None