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change default intermediate hash from SHA-1 to SHA-512 #80

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merged 1 commit into from
Mar 16, 2017
Merged

change default intermediate hash from SHA-1 to SHA-512 #80

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22 changes: 14 additions & 8 deletions itsdangerous.py
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Original file line number Diff line number Diff line change
Expand Up @@ -260,9 +260,12 @@ def get_signature(self, key, value):
class HMACAlgorithm(SigningAlgorithm):
"""This class provides signature generation using HMACs."""

#: The digest method to use with the MAC algorithm. This defaults to sha1
#: but can be changed for any other function in the hashlib module.
default_digest_method = staticmethod(hashlib.sha1)
#: The digest method to use with the MAC algorithm. This defaults to
#: SHA-512, but can be changed to any other function in the hashlib module.
#:
#: .. versionchanged:: 1.0
#: The default was changed from SHA-1 to SHA-512.
default_digest_method = staticmethod(hashlib.sha512)

def __init__(self, digest_method=None):
if digest_method is None:
Expand Down Expand Up @@ -295,11 +298,14 @@ class constructor.
`algorithm` was added as an argument to the class constructor.
"""

#: The digest method to use for the signer. This defaults to sha1 but can
#: be changed for any other function in the hashlib module.
#: The digest method to use for the signer. This defaults to SHA-512 but
#: can be changed to any other function in the hashlib module.
#:
#: .. versionchanged:: 1.0
#: The default was changed from SHA-1 to SHA-512.
#:
#: .. versionchanged:: 0.14
default_digest_method = staticmethod(hashlib.sha1)
#: .. versionadded:: 0.14
default_digest_method = staticmethod(hashlib.sha512)

#: Controls how the key is derived. The default is Django style
#: concatenation. Possible values are ``concat``, ``django-concat``
Expand Down Expand Up @@ -680,7 +686,7 @@ class JSONWebSignatureSerializer(Serializer):
}

#: The default algorithm to use for signature generation
default_algorithm = 'HS256'
default_algorithm = 'HS512'

default_serializer = _CompactJSON

Expand Down