From 8e764396471beb13d0cdfbc9a299b9445f96abb2 Mon Sep 17 00:00:00 2001 From: Paul Kehrer Date: Sun, 20 Apr 2014 10:25:48 -0500 Subject: more key length checks, docs update --- docs/hazmat/primitives/asymmetric/rsa.rst | 6 +++--- tests/hazmat/primitives/test_rsa.py | 4 +++- 2 files changed, 6 insertions(+), 4 deletions(-) diff --git a/docs/hazmat/primitives/asymmetric/rsa.rst b/docs/hazmat/primitives/asymmetric/rsa.rst index aef15691..c282d9ef 100644 --- a/docs/hazmat/primitives/asymmetric/rsa.rst +++ b/docs/hazmat/primitives/asymmetric/rsa.rst @@ -120,7 +120,7 @@ RSA .. versionadded:: 0.4 - Decrypt data that was encrypted via the public key. + Decrypt data that was encrypted with the public key. :param bytes ciphertext: The ciphertext to decrypt. @@ -251,7 +251,7 @@ If you are trying to load RSA private keys yourself you may find that not all parameters required by ``RSAPrivateKey`` are available. In particular the `Chinese Remainder Theorem`_ (CRT) values ``dmp1``, ``dmq1``, ``iqmp`` may be missing or present in a different form. For example `OpenPGP`_ does not include -the ``iqmp``, ``dmp1`` or ``dmq1`` parameters. +the ``iqmp``, ``dmp1`` or ``dmq1`` parameters. The following functions are provided for users who want to work with keys like this without having to do the math themselves. @@ -271,7 +271,7 @@ this without having to do the math themselves. ``p``. .. function:: rsa_crt_dmq1(private_exponent, q) - + .. versionadded:: 0.4 Generates the ``dmq1`` parameter from the RSA private exponent and prime diff --git a/tests/hazmat/primitives/test_rsa.py b/tests/hazmat/primitives/test_rsa.py index 69fd2933..a5266d57 100644 --- a/tests/hazmat/primitives/test_rsa.py +++ b/tests/hazmat/primitives/test_rsa.py @@ -1249,8 +1249,10 @@ class TestRSADecryption(object): public_exponent=private["public_exponent"], modulus=private["modulus"] ) + ciphertext = binascii.unhexlify(example["encryption"]) + assert len(ciphertext) == math.ceil(skey.key_size / 8.0) message = skey.decrypt( - binascii.unhexlify(example["encryption"]), + ciphertext, padding.PKCS1v15(), backend ) -- cgit v1.2.3