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<?xml version="1.0" encoding="ascii"?>
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Package Crypto
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<!-- ==================== PACKAGE DESCRIPTION ==================== -->
<h1 class="epydoc">Package Crypto</h1><p class="nomargin-top"></p>
<p>Python Cryptography Toolkit</p>
<p>A collection of cryptographic modules implementing various algorithms
and protocols.</p>
<p>Subpackages:</p>
<dl class="rst-docutils">
<dt>Crypto.Cipher</dt>
<dd>Secret-key (AES, DES, ARC4) and public-key encryption (RSA PKCS#1) algorithms</dd>
<dt>Crypto.Hash</dt>
<dd>Hashing algorithms (MD5, SHA, HMAC)</dd>
<dt>Crypto.Protocol</dt>
<dd>Cryptographic protocols (Chaffing, all-or-nothing transform, key derivation
functions). This package does not contain any network protocols.</dd>
<dt>Crypto.PublicKey</dt>
<dd>Public-key encryption and signature algorithms (RSA, DSA)</dd>
<dt>Crypto.Signature</dt>
<dd>Public-key signature algorithms (RSA PKCS#1)</dd>
<dt>Crypto.Util</dt>
<dd>Various useful modules and functions (long-to-string conversion, random number
generation, number theoretic functions)</dd>
</dl>
<hr />
<div class="fields"> <p><strong>Version:</strong>
2.5
</p>
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<ul class="nomargin">
<li> <strong class="uidlink"><a href="Crypto.Cipher-module.html">Crypto.Cipher</a></strong>: <em class="summary">Symmetric- and asymmetric-key encryption algorithms.</em>
<ul>
<li> <strong class="uidlink"><a href="Crypto.Cipher.AES-module.html">Crypto.Cipher.AES</a></strong> </li>
<li> <strong class="uidlink"><a href="Crypto.Cipher.ARC2-module.html">Crypto.Cipher.ARC2</a></strong> </li>
<li> <strong class="uidlink"><a href="Crypto.Cipher.ARC4-module.html">Crypto.Cipher.ARC4</a></strong> </li>
<li> <strong class="uidlink"><a href="Crypto.Cipher.Blowfish-module.html">Crypto.Cipher.Blowfish</a></strong> </li>
<li> <strong class="uidlink"><a href="Crypto.Cipher.CAST-module.html">Crypto.Cipher.CAST</a></strong> </li>
<li> <strong class="uidlink"><a href="Crypto.Cipher.DES-module.html">Crypto.Cipher.DES</a></strong> </li>
<li> <strong class="uidlink"><a href="Crypto.Cipher.DES3-module.html">Crypto.Cipher.DES3</a></strong> </li>
<li> <strong class="uidlink"><a href="Crypto.Cipher.PKCS1_OAEP-module.html">Crypto.Cipher.PKCS1_OAEP</a></strong>: <em class="summary">RSA encryption protocol according to PKCS#1 OAEP</em> </li>
<li> <strong class="uidlink"><a href="Crypto.Cipher.PKCS1_v1_5-module.html">Crypto.Cipher.PKCS1_v1_5</a></strong>: <em class="summary">RSA encryption protocol according to PKCS#1 v1.5</em> </li>
<li> <strong class="uidlink"><a href="Crypto.Cipher.XOR-module.html">Crypto.Cipher.XOR</a></strong> </li>
</ul>
</li>
<li> <strong class="uidlink"><a href="Crypto.Hash-module.html">Crypto.Hash</a></strong>: <em class="summary">Hashing algorithms</em>
<ul>
<li> <strong class="uidlink"><a href="Crypto.Hash.HMAC-module.html">Crypto.Hash.HMAC</a></strong>: <em class="summary">HMAC (Keyed-Hashing for Message Authentication) Python module.</em> </li>
<li> <strong class="uidlink"><a href="Crypto.Hash.MD2-module.html">Crypto.Hash.MD2</a></strong> </li>
<li> <strong class="uidlink"><a href="Crypto.Hash.MD4-module.html">Crypto.Hash.MD4</a></strong> </li>
<li> <strong class="uidlink"><a href="Crypto.Hash.MD5-module.html">Crypto.Hash.MD5</a></strong> </li>
<li> <strong class="uidlink"><a href="Crypto.Hash.RIPEMD-module.html">Crypto.Hash.RIPEMD</a></strong> </li>
<li> <strong class="uidlink"><a href="Crypto.Hash.SHA-module.html">Crypto.Hash.SHA</a></strong> </li>
<li> <strong class="uidlink"><a href="Crypto.Hash.SHA224-module.html">Crypto.Hash.SHA224</a></strong> </li>
<li> <strong class="uidlink"><a href="Crypto.Hash.SHA256-module.html">Crypto.Hash.SHA256</a></strong> </li>
<li> <strong class="uidlink"><a href="Crypto.Hash.SHA384-module.html">Crypto.Hash.SHA384</a></strong> </li>
<li> <strong class="uidlink"><a href="Crypto.Hash.SHA512-module.html">Crypto.Hash.SHA512</a></strong> </li>
<li class="private"> <strong class="uidlink"><a href="Crypto.Hash._MD2-module.html">Crypto.Hash._MD2</a></strong> </li>
<li class="private"> <strong class="uidlink"><a href="Crypto.Hash._MD4-module.html">Crypto.Hash._MD4</a></strong> </li>
<li class="private"> <strong class="uidlink"><a href="Crypto.Hash._RIPEMD160-module.html">Crypto.Hash._RIPEMD160</a></strong> </li>
<li class="private"> <strong class="uidlink"><a href="Crypto.Hash._SHA224-module.html">Crypto.Hash._SHA224</a></strong> </li>
<li class="private"> <strong class="uidlink"><a href="Crypto.Hash._SHA256-module.html">Crypto.Hash._SHA256</a></strong> </li>
<li class="private"> <strong class="uidlink"><a href="Crypto.Hash._SHA384-module.html">Crypto.Hash._SHA384</a></strong> </li>
<li class="private"> <strong class="uidlink"><a href="Crypto.Hash._SHA512-module.html">Crypto.Hash._SHA512</a></strong> </li>
</ul>
</li>
<li> <strong class="uidlink"><a href="Crypto.Protocol-module.html">Crypto.Protocol</a></strong>: <em class="summary">Cryptographic protocols</em>
<ul>
<li> <strong class="uidlink"><a href="Crypto.Protocol.AllOrNothing-module.html">Crypto.Protocol.AllOrNothing</a></strong>: <em class="summary">This file implements all-or-nothing package transformations.</em> </li>
<li> <strong class="uidlink"><a href="Crypto.Protocol.Chaffing-module.html">Crypto.Protocol.Chaffing</a></strong>: <em class="summary">This file implements the chaffing algorithm.</em> </li>
<li> <strong class="uidlink"><a href="Crypto.Protocol.KDF-module.html">Crypto.Protocol.KDF</a></strong>: <em class="summary">This file contains a collection of standard key derivation functions.</em> </li>
</ul>
</li>
<li> <strong class="uidlink"><a href="Crypto.PublicKey-module.html">Crypto.PublicKey</a></strong>: <em class="summary">Public-key encryption and signature algorithms.</em>
<ul>
<li> <strong class="uidlink"><a href="Crypto.PublicKey.DSA-module.html">Crypto.PublicKey.DSA</a></strong>: <em class="summary">DSA public-key signature algorithm.</em> </li>
<li> <strong class="uidlink"><a href="Crypto.PublicKey.ElGamal-module.html">Crypto.PublicKey.ElGamal</a></strong> </li>
<li> <strong class="uidlink"><a href="Crypto.PublicKey.RSA-module.html">Crypto.PublicKey.RSA</a></strong>: <em class="summary">RSA public-key cryptography algorithm.</em> </li>
<li class="private"> <strong class="uidlink"><a href="Crypto.PublicKey._DSA-module.html">Crypto.PublicKey._DSA</a></strong> </li>
<li class="private"> <strong class="uidlink"><a href="Crypto.PublicKey._RSA-module.html">Crypto.PublicKey._RSA</a></strong> </li>
<li class="private"> <strong class="uidlink"><a href="Crypto.PublicKey._fastmath-module.html" onclick="show_private();">Crypto.PublicKey._fastmath</a></strong> </li>
<li class="private"> <strong class="uidlink"><a href="Crypto.PublicKey._slowmath-module.html">Crypto.PublicKey._slowmath</a></strong>: <em class="summary">Pure Python implementation of the RSA-related portions of Crypto.PublicKey._fastmath.</em> </li>
<li> <strong class="uidlink"><a href="Crypto.PublicKey.pubkey-module.html">Crypto.PublicKey.pubkey</a></strong> </li>
<li> <strong class="uidlink"><a href="Crypto.PublicKey.qNEW-module.html">Crypto.PublicKey.qNEW</a></strong> </li>
</ul>
</li>
<li> <strong class="uidlink"><a href="Crypto.Random-module.html">Crypto.Random</a></strong>
<ul>
<li class="private"> <strong class="uidlink"><a href="Crypto.Random.Fortuna-module.html" onclick="show_private();">Crypto.Random.Fortuna</a></strong>
<ul class="private">
<li> <strong class="uidlink"><a href="Crypto.Random.Fortuna.FortunaAccumulator-module.html">Crypto.Random.Fortuna.FortunaAccumulator</a></strong> </li>
<li> <strong class="uidlink"><a href="Crypto.Random.Fortuna.FortunaGenerator-module.html">Crypto.Random.Fortuna.FortunaGenerator</a></strong> </li>
<li> <strong class="uidlink"><a href="Crypto.Random.Fortuna.SHAd256-module.html">Crypto.Random.Fortuna.SHAd256</a></strong>: <em class="summary">SHA_d-256 hash function implementation.</em> </li>
</ul>
</li>
<li class="private"> <strong class="uidlink"><a href="Crypto.Random.OSRNG-module.html" onclick="show_private();">Crypto.Random.OSRNG</a></strong>: <em class="summary">Provides a platform-independent interface to the random number generators
supplied by various operating systems.</em>
<ul class="private">
<li> <strong class="uidlink"><a href="Crypto.Random.OSRNG.fallback-module.html">Crypto.Random.OSRNG.fallback</a></strong> </li>
<li> <strong class="uidlink"><a href="Crypto.Random.OSRNG.nt-module.html">Crypto.Random.OSRNG.nt</a></strong> </li>
<li> <strong class="uidlink"><a href="Crypto.Random.OSRNG.posix-module.html">Crypto.Random.OSRNG.posix</a></strong> </li>
<li> <strong class="uidlink"><a href="Crypto.Random.OSRNG.rng_base-module.html">Crypto.Random.OSRNG.rng_base</a></strong> </li>
</ul>
</li>
<li class="private"> <strong class="uidlink"><a href="Crypto.Random._UserFriendlyRNG-module.html" onclick="show_private();">Crypto.Random._UserFriendlyRNG</a></strong> </li>
<li> <strong class="uidlink"><a href="Crypto.Random.random-module.html">Crypto.Random.random</a></strong>: <em class="summary">A cryptographically strong version of Python's standard "random" module.</em> </li>
</ul>
</li>
<li> <strong class="uidlink"><a href="Crypto.Signature-module.html">Crypto.Signature</a></strong>: <em class="summary">Digital signature protocols</em>
<ul>
<li> <strong class="uidlink"><a href="Crypto.Signature.PKCS1_PSS-module.html">Crypto.Signature.PKCS1_PSS</a></strong>: <em class="summary">RSA digital signature protocol with appendix according to PKCS#1 PSS.</em> </li>
<li> <strong class="uidlink"><a href="Crypto.Signature.PKCS1_v1_5-module.html">Crypto.Signature.PKCS1_v1_5</a></strong>: <em class="summary">RSA digital signature protocol according to PKCS#1 v1.5</em> </li>
</ul>
</li>
<li> <strong class="uidlink"><a href="Crypto.Util-module.html">Crypto.Util</a></strong>: <em class="summary">Miscellaneous modules</em>
<ul>
<li class="private"> <strong class="uidlink"><a href="Crypto.Util.Counter-module.html" onclick="show_private();">Crypto.Util.Counter</a></strong> </li>
<li> <strong class="uidlink"><a href="Crypto.Util.RFC1751-module.html">Crypto.Util.RFC1751</a></strong> </li>
<li class="private"> <strong class="uidlink"><a href="Crypto.Util._counter-module.html" onclick="show_private();">Crypto.Util._counter</a></strong> </li>
<li class="private"> <strong class="uidlink"><a href="Crypto.Util._number_new-module.html" onclick="show_private();">Crypto.Util._number_new</a></strong> </li>
<li> <strong class="uidlink"><a href="Crypto.Util.asn1-module.html">Crypto.Util.asn1</a></strong> </li>
<li> <strong class="uidlink"><a href="Crypto.Util.number-module.html">Crypto.Util.number</a></strong> </li>
<li> <strong class="uidlink"><a href="Crypto.Util.py21compat-module.html">Crypto.Util.py21compat</a></strong>: <em class="summary">Compatibility code for Python 2.1</em> </li>
<li class="private"> <strong class="uidlink"><a href="Crypto.Util.py3compat-module.html" onclick="show_private();">Crypto.Util.py3compat</a></strong>: <em class="summary">Compatibility code for handling string/bytes changes from Python 2.x to Py3k</em> </li>
<li> <strong class="uidlink"><a href="Crypto.Util.randpool-module.html">Crypto.Util.randpool</a></strong> </li>
<li> <strong class="uidlink"><a href="Crypto.Util.strxor-module.html">Crypto.Util.strxor</a></strong> </li>
<li> <strong class="uidlink"><a href="Crypto.Util.winrandom-module.html">Crypto.Util.winrandom</a></strong> </li>
<li class="private"> <strong class="uidlink"><a href="Crypto.Util.wrapper-module.html" onclick="show_private();">Crypto.Util.wrapper</a></strong> </li>
</ul>
</li>
<li> <strong class="uidlink"><a href="Crypto.pct_warnings-module.html">Crypto.pct_warnings</a></strong> </li>
</ul></td></tr>
</table>
<br />
<!-- ==================== VARIABLES ==================== -->
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<span class="summary-type"> </span>
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<a name="__package__"></a><span class="summary-name">__package__</span> = <code title="None">None</code>
</td>
</tr>
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<td width="15%" align="right" valign="top" class="summary">
<span class="summary-type"> </span>
</td><td class="summary">
<a name="__revision__"></a><span class="summary-name">__revision__</span> = <code title="'$Id$'"><code class="variable-quote">'</code><code class="variable-string">$Id$</code><code class="variable-quote">'</code></code>
</td>
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<span class="summary-type"> </span>
</td><td class="summary">
<a name="version_info"></a><span class="summary-name">version_info</span> = <code title="(2, 5, 0, 'final', 0)"><code class="variable-group">(</code>2<code class="variable-op">, </code>5<code class="variable-op">, </code>0<code class="variable-op">, </code><code class="variable-quote">'</code><code class="variable-string">final</code><code class="variable-quote">'</code><code class="variable-op">, </code>0<code class="variable-group">)</code></code>
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