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4.1 KiB
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53 lines
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4.1 KiB
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<title>CLiki: md5</title>
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<span class="hidden">CLiki - md5</span>
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<div id="content"><div id="content-area"><div id="article-title">md5</div><div id="article">md5 is a cryptographic Message-Digest algorithm from RSA Data Security, Inc. It is defined in <a href="RFC.html" class="category">RFC</a> <a href="https://tools.ietf.org/html/rfc1321">1321</a>, by Ron L. Rivest. An implementation is included in the <a href="Ironclad.html" class="internal">Ironclad</a> package.<p>Another portable implementation, by Pierre R. Mai, which has been highly <a href="http://www.catb.org/jargon/chaff.html#bum">bummed</a> for <a href="CMUCL.html" class="internal">CMUCL</a> with copious input from other developers and users on the cmucl-help mailing list, is available from <a href="https://pmsf.eu/resources/lisp/MD5.html">https://pmsf.eu/resources/lisp/MD5.html</a>.<p>and also (adjusted for SBCL compatibility) in <a href="SBCL.html" class="internal">SBCL</a> contrib as <a href="http://www.sbcl.org/manual/#sb_002dmd5">sb-md5</a> - just <tt>(require :asdf)</tt> and <tt>(require :sb-md5)</tt> to load it. <p>and also as a <a href="https://gitlab.common-lisp.net/xcvb/md5/-/tree/master/debian">Debian package</a> (stale) thanks to <a href="Kevin Rosenberg.html" class="internal">Kevin Rosenberg</a>.<p>Note that MD5 collisions have been found: <a href="https://eprint.iacr.org/2004/199">Xiaoyun Wang and Dengguo Feng and Xuejia Lai and Hongbo Yu:
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Collisions for Hash Functions MD4, MD5, HAVAL-128 and RIPEMD</a>, so you should consider <a href="SHA1.html" class="internal">SHA1</a> instead.<p><hr>
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<a href="cryptography.html" class="category">cryptography</a></div></div>
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