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| author | Alex Gaynor <alex.gaynor@gmail.com> | 2013-08-08 11:13:46 -0700 |
|---|---|---|
| committer | Alex Gaynor <alex.gaynor@gmail.com> | 2013-08-08 11:13:46 -0700 |
| commit | 48ec9a30b0a9c5d0818625dab627a576b57797cf (patch) | |
| tree | ab4cba3ccdd5cf67d27cdcf182704e6c75163c33 /docs/primitives | |
| parent | 5ba2dfa1c03f7f923d99f0879e084aee373f6f34 (diff) | |
| download | cryptography-48ec9a30b0a9c5d0818625dab627a576b57797cf.tar.gz cryptography-48ec9a30b0a9c5d0818625dab627a576b57797cf.tar.bz2 cryptography-48ec9a30b0a9c5d0818625dab627a576b57797cf.zip | |
Try to document CBC
Diffstat (limited to 'docs/primitives')
| -rw-r--r-- | docs/primitives/symmetric-encryption.rst | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/docs/primitives/symmetric-encryption.rst b/docs/primitives/symmetric-encryption.rst index 750ab88d..4675ebfc 100644 --- a/docs/primitives/symmetric-encryption.rst +++ b/docs/primitives/symmetric-encryption.rst @@ -39,10 +39,17 @@ Ciphers choice for encryption. :param bytes key: The secret key, either ``128``, ``192``, or ``256`` bits. + This must be kept secret. Modes ~~~~~ -CBC -+++ +.. class:: cryptographically.primitives.CBC(initialization_vector) + + CBC (Cipher block chaining) is a mode of operation for block ciphers. It is + considered cryptographically strong. + + :param bytes initialization_vector: Must be random bytes. They do not need + to be kept secret (they can be included + in a transmitted message). |