From 45fd0572bbc295bb771ba0500c70d6fd1b046847 Mon Sep 17 00:00:00 2001 From: Alex Gaynor Date: Sat, 12 Jul 2014 09:27:37 -0700 Subject: Try to make the examples of verifying an HMAC/CMAC clearer -- refs #1259 --- docs/hazmat/primitives/mac/cmac.rst | 4 +++- docs/hazmat/primitives/mac/hmac.rst | 4 +++- 2 files changed, 6 insertions(+), 2 deletions(-) (limited to 'docs') diff --git a/docs/hazmat/primitives/mac/cmac.rst b/docs/hazmat/primitives/mac/cmac.rst index 104ba8b8..1ba1b3fa 100644 --- a/docs/hazmat/primitives/mac/cmac.rst +++ b/docs/hazmat/primitives/mac/cmac.rst @@ -31,7 +31,7 @@ A subset of CMAC with the AES-128 algorithm is described in :rfc:`4493`. >>> from cryptography.hazmat.primitives.ciphers import algorithms >>> c = cmac.CMAC(algorithms.AES(key), backend=default_backend()) >>> c.update(b"message to authenticate") - >>> c.copy().finalize() + >>> c.finalize() 'CT\x1d\xc8\x0e\x15\xbe4e\xdb\xb6\x84\xca\xd9Xk' If the backend doesn't support the requested ``algorithm`` an @@ -47,6 +47,8 @@ A subset of CMAC with the AES-128 algorithm is described in :rfc:`4493`. .. doctest:: + >>> c = cmac.CMAC(algorithms.AES(key), backend=default_backend()) + >>> c.update(b"message to authenticate") >>> c.verify(b"an incorrect signature") Traceback (most recent call last): ... diff --git a/docs/hazmat/primitives/mac/hmac.rst b/docs/hazmat/primitives/mac/hmac.rst index da75fa9d..9ce49c8d 100644 --- a/docs/hazmat/primitives/mac/hmac.rst +++ b/docs/hazmat/primitives/mac/hmac.rst @@ -31,7 +31,7 @@ of a message. >>> from cryptography.hazmat.primitives import hashes, hmac >>> h = hmac.HMAC(key, hashes.SHA256(), backend=default_backend()) >>> h.update(b"message to hash") - >>> h.copy().finalize() + >>> h.finalize() '#F\xdaI\x8b"e\xc4\xf1\xbb\x9a\x8fc\xff\xf5\xdex.\xbc\xcd/+\x8a\x86\x1d\x84\'\xc3\xa6\x1d\xd8J' If the backend doesn't support the requested ``algorithm`` an @@ -47,6 +47,8 @@ of a message. .. doctest:: + >>> h = hmac.HMAC(key, hashes.SHA256(), backend=default_backend()) + >>> h.update(b"message to hash") >>> h.verify(b"an incorrect signature") Traceback (most recent call last): ... -- cgit v1.2.3