diff options
| -rw-r--r-- | cryptography/hazmat/primitives/kdf/hkdf.py | 1 | ||||
| -rw-r--r-- | cryptography/hazmat/primitives/kdf/pbkdf2.py | 1 | ||||
| -rw-r--r-- | cryptography/hazmat/primitives/twofactor/hotp.py | 1 | ||||
| -rw-r--r-- | cryptography/hazmat/primitives/twofactor/totp.py | 1 |
4 files changed, 0 insertions, 4 deletions
diff --git a/cryptography/hazmat/primitives/kdf/hkdf.py b/cryptography/hazmat/primitives/kdf/hkdf.py index dde1d94e..10739178 100644 --- a/cryptography/hazmat/primitives/kdf/hkdf.py +++ b/cryptography/hazmat/primitives/kdf/hkdf.py @@ -26,7 +26,6 @@ from cryptography.hazmat.primitives import constant_time, hmac, interfaces @utils.register_interface(interfaces.KeyDerivationFunction) class HKDF(object): def __init__(self, algorithm, length, salt, info, backend): - if not isinstance(backend, HMACBackend): raise UnsupportedInterface( "Backend object does not implement HMACBackend") diff --git a/cryptography/hazmat/primitives/kdf/pbkdf2.py b/cryptography/hazmat/primitives/kdf/pbkdf2.py index 1c9e10b2..fcfe601a 100644 --- a/cryptography/hazmat/primitives/kdf/pbkdf2.py +++ b/cryptography/hazmat/primitives/kdf/pbkdf2.py @@ -27,7 +27,6 @@ from cryptography.hazmat.primitives import constant_time, interfaces @utils.register_interface(interfaces.KeyDerivationFunction) class PBKDF2HMAC(object): def __init__(self, algorithm, length, salt, iterations, backend): - if not isinstance(backend, PBKDF2HMACBackend): raise UnsupportedInterface( "Backend object does not implement PBKDF2HMACBackend") diff --git a/cryptography/hazmat/primitives/twofactor/hotp.py b/cryptography/hazmat/primitives/twofactor/hotp.py index 27476fd9..34f820c0 100644 --- a/cryptography/hazmat/primitives/twofactor/hotp.py +++ b/cryptography/hazmat/primitives/twofactor/hotp.py @@ -25,7 +25,6 @@ from cryptography.hazmat.primitives.hashes import SHA1, SHA256, SHA512 class HOTP(object): def __init__(self, key, length, algorithm, backend): - if not isinstance(backend, HMACBackend): raise UnsupportedInterface( "Backend object does not implement HMACBackend") diff --git a/cryptography/hazmat/primitives/twofactor/totp.py b/cryptography/hazmat/primitives/twofactor/totp.py index 0ce3adaf..08510ef5 100644 --- a/cryptography/hazmat/primitives/twofactor/totp.py +++ b/cryptography/hazmat/primitives/twofactor/totp.py @@ -21,7 +21,6 @@ from cryptography.hazmat.primitives.twofactor.hotp import HOTP class TOTP(object): def __init__(self, key, length, algorithm, time_step, backend): - if not isinstance(backend, HMACBackend): raise UnsupportedInterface( "Backend object does not implement HMACBackend") |