Date: Mon, 01 Jun 1998 08:02:18 +1000 (EST) From: Peter Jeremy <peter.jeremy@alcatel.com.au> To: freebsd-security@FreeBSD.ORG Subject: Re: MD5 v. DES? Message-ID: <199805312202.IAA01058@gsms01.alcatel.com.au>
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On Sat, 30 May 1998 11:33:49 +1000 (EST), "Daniel O'Callaghan" <danny@panda.hilink.com.au> wrote: > The reason >that hashing is exportable is that it is only useful for identification >and integrity, not privacy. That is the official line, but it was obviously written by someone who hadn't studied much cryptography. Cipher feedback and output feedback block ciphers use identical functions for both encryption and decryption. This function can just as easily be a one-way hash of the key and text as a traditional encryption of text using key. Peter -- Peter Jeremy (VK2PJ) peter.jeremy@alcatel.com.au Alcatel Australia Limited 41 Mandible St Phone: +61 2 9690 5019 ALEXANDRIA NSW 2015 Fax: +61 2 9690 5247 To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe security" in the body of the message
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