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Diffstat (limited to 'frozen_deps/Crypto/Cipher/__init__.py')
| -rw-r--r-- | frozen_deps/Crypto/Cipher/__init__.py | 83 |
1 files changed, 0 insertions, 83 deletions
diff --git a/frozen_deps/Crypto/Cipher/__init__.py b/frozen_deps/Crypto/Cipher/__init__.py deleted file mode 100644 index 7afed2d..0000000 --- a/frozen_deps/Crypto/Cipher/__init__.py +++ /dev/null @@ -1,83 +0,0 @@ -# -*- coding: utf-8 -*- -# -# =================================================================== -# The contents of this file are dedicated to the public domain. To -# the extent that dedication to the public domain is not available, -# everyone is granted a worldwide, perpetual, royalty-free, -# non-exclusive license to exercise all rights associated with the -# contents of this file for any purpose whatsoever. -# No rights are reserved. -# -# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, -# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF -# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND -# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS -# BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN -# ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN -# CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE -# SOFTWARE. -# =================================================================== - -"""Symmetric- and asymmetric-key encryption algorithms. - -Encryption algorithms transform plaintext in some way that -is dependent on a key or key pair, producing ciphertext. - -Symmetric algorithms --------------------- - -Encryption can easily be reversed, if (and, hopefully, only if) -one knows the same key. -In other words, sender and receiver share the same key. - -The symmetric encryption modules here all support the interface described in PEP -272, "API for Block Encryption Algorithms". - -If you don't know which algorithm to choose, use AES because it's -standard and has undergone a fair bit of examination. - -======================== ======= ======================== -Module name Type Description -======================== ======= ======================== -`Crypto.Cipher.AES` Block Advanced Encryption Standard -`Crypto.Cipher.ARC2` Block Alleged RC2 -`Crypto.Cipher.ARC4` Stream Alleged RC4 -`Crypto.Cipher.Blowfish` Block Blowfish -`Crypto.Cipher.CAST` Block CAST -`Crypto.Cipher.DES` Block The Data Encryption Standard. - Very commonly used in the past, - but today its 56-bit keys are too small. -`Crypto.Cipher.DES3` Block Triple DES. -`Crypto.Cipher.XOR` Stream The simple XOR cipher. -======================== ======= ======================== - - -Asymmetric algorithms ---------------------- - -For asymmetric algorithms, the key to be used for decryption is totally -different and cannot be derived in a feasible way from the key used -for encryption. Put differently, sender and receiver each own one half -of a key pair. The encryption key is often called ``public`` whereas -the decryption key is called ``private``. - -========================== ======================= -Module name Description -========================== ======================= -`Crypto.Cipher.PKCS1_v1_5` PKCS#1 v1.5 encryption, based on RSA key pairs -`Crypto.Cipher.PKCS1_OAEP` PKCS#1 OAEP encryption, based on RSA key pairs -========================== ======================= - -:undocumented: __revision__, __package__, _AES, _ARC2, _ARC4, _Blowfish - _CAST, _DES, _DES3, _XOR -""" - -__all__ = ['AES', 'ARC2', 'ARC4', - 'Blowfish', 'CAST', 'DES', 'DES3', - 'XOR', - 'PKCS1_v1_5', 'PKCS1_OAEP' - ] - -__revision__ = "$Id$" - - |