diff options
| -rw-r--r-- | cryptography/fernet.py | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/cryptography/fernet.py b/cryptography/fernet.py index efa13b8f..aa46b36f 100644 --- a/cryptography/fernet.py +++ b/cryptography/fernet.py @@ -129,7 +129,11 @@ class Fernet(object): decryptor = Cipher( algorithms.AES(self.encryption_key), modes.CBC(iv), self.backend ).decryptor() - plaintext_padded = decryptor.update(ciphertext) + decryptor.finalize() + plaintext_padded = decryptor.update(ciphertext) + try: + plaintext_padded += decryptor.finalize() + except ValueError: + raise InvalidToken unpadder = padding.PKCS7(algorithms.AES.block_size).unpadder() unpadded = unpadder.update(plaintext_padded) |