Article 25922 of alt.security:
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From: "Stanley P. Miller" <stanm@primenet.com>
Newsgroups: alt.security
Subject: Re: Need simple encrypting algorithm
Date: 8 Jul 1995 01:57:44 GMT
Organization: Primenet
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References: <3tfpbs$sv3@candelo.dpie.gov.au>
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To: dtrudget@candelo.dpie.gov.au

If MD5 is too much try DES.  Look at ftp://ftp.psy.uq.oz.au/pub/
they have some nice code.