def aes_cbc_dec(rawCipher, rawKey, rawIV):
cipherBlocks = chunks(rawCipher, 16)
plain = b""
for block in cipherBlocks:
ecbOut = aes_ecb_dec(block, rawKey)
cbcOut = hexToRaw(hex_xor(rawToHex(ecbOut), rawToHex(rawIV)))
rawIV = block
plain += cbcOut
return plain
def aes_cbc_dec(rawCipher, rawKey, rawIV):
cipherBlocks = chunks(rawCipher, 16)
plain = b''
for block in cipherBlocks:
ecbOut = aes_ecb_dec(block, rawKey)
cbcOut = hexToRaw(hex_xor(rawToHex(ecbOut), rawToHex(rawIV)))
rawIV = block
plain += cbcOut
return plain
def aes_cbc_dec(rawCipher, rawKey, rawIV):
cipherBlocks = chunks(rawCipher, 16);
plain = b'';
for block in cipherBlocks:
ecbOut = aes_ecb_dec(block, rawKey);
cbcOut = hexToRaw(hex_xor(rawToHex(ecbOut), rawToHex(rawIV)));
rawIV = block;
plain += cbcOut;
return plain;
def decryptAndParseProfile(encProfile):
decProfile = aes_ecb_dec(encProfile, aesKey)
decProfile = removePKCS7Padding(decProfile)
profile = parseKeyValue(decProfile.decode('UTF-8'))
return profile
def decryptAndParseProfile(encProfile):
decProfile = aes_ecb_dec(encProfile, aesKey);
decProfile = removePKCS7Padding(decProfile);
profile = parseKeyValue(decProfile.decode('UTF-8'));
return profile;
