diff options
Diffstat (limited to 'docs/hazmat')
| -rw-r--r-- | docs/hazmat/backends/interfaces.rst | 16 | ||||
| -rw-r--r-- | docs/hazmat/primitives/key-derivation-functions.rst | 2 |
2 files changed, 9 insertions, 9 deletions
diff --git a/docs/hazmat/backends/interfaces.rst b/docs/hazmat/backends/interfaces.rst index 975a7b02..e22c6bb3 100644 --- a/docs/hazmat/backends/interfaces.rst +++ b/docs/hazmat/backends/interfaces.rst @@ -134,32 +134,32 @@ A specific ``backend`` may provide one or more of these interfaces. -.. class:: PBKDF2Backend +.. class:: PBKDF2HMACBackend .. versionadded:: 0.2 - A backend with methods for using PBKDF2. + A backend with methods for using PBKDF2 using HMAC as a PRF. - .. method:: pbkdf2_hash_supported(algorithm) + .. method:: pbkdf2_hmac_supported(algorithm) Check if the specified ``algorithm`` is supported by this backend. - :param algorithm: An instance of a + :param prf: An instance of a :class:`~cryptography.hazmat.primitives.interfaces.HashAlgorithm` provider. :returns: ``True`` if the specified ``algorithm`` is supported for - PBKDF2 by this backend, otherwise ``False``. + PBKDF2 HMAC by this backend, otherwise ``False``. - .. method:: derive_pbkdf2(self, algorithm, length, salt, iterations, - key_material) + .. method:: derive_pbkdf2_hmac(self, algorithm, length, salt, iterations, + key_material) :param algorithm: An instance of a :class:`~cryptography.hazmat.primitives.interfaces.HashAlgorithm` provider. :param int length: The desired length of the derived key. Maximum is - 2\ :sup:`31` - 1. + (2\ :sup:`32` - 1) * ``algorithm.digest_size`` :param bytes salt: A salt. diff --git a/docs/hazmat/primitives/key-derivation-functions.rst b/docs/hazmat/primitives/key-derivation-functions.rst index 51d73bc2..bad7a36c 100644 --- a/docs/hazmat/primitives/key-derivation-functions.rst +++ b/docs/hazmat/primitives/key-derivation-functions.rst @@ -35,7 +35,7 @@ using a pseudo-random function (PRF). :class:`~cryptography.hazmat.primitives.interfaces.HashAlgorithm` provider. :param int length: The desired length of the derived key. Maximum is - 2\ :sup:`31` - 1. + (2\ :sup:`32` - 1) * ``algorithm.digest_size`` :param bytes salt: A salt. `NIST SP 800-132`_ recommends 128-bits or longer. :param int iterations: The number of iterations to perform of the hash |