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update to criptography library calls #28

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update to criptography library calls #28

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5 changes: 3 additions & 2 deletions scripts/lidl_auskey_decode.py
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Original file line number Diff line number Diff line change
Expand Up @@ -33,6 +33,7 @@
from binascii import unhexlify
import struct
from cryptography.hazmat.primitives.ciphers import Cipher, algorithms, modes
from cryptography.hazmat.backends import default_backend

def _aschar(b):
return struct.unpack("b", bytes([b & 0xFF]))[0]
Expand All @@ -58,9 +59,9 @@ def _get_bytes(a):
a = input("Encoded aus-key as hex string line %d>" % (n+1))
encoded_key += _get_bytes(a)

cipher = Cipher(algorithms.AES(kek), modes.ECB())
cipher = Cipher(algorithms.AES(kek), modes.ECB(), default_backend())
decryptor = cipher.decryptor()
auskey = decryptor.update(encoded_key) + decryptor.finalize()

print("Auskey:", auskey.decode("ascii"))
print("Root password:", auskey[-8:].decode("ascii"))
print("Root password:", auskey[-8:].decode("ascii"))