Re: "PC1 256-bit Encryption Algorithm with output retroaction"?
jsavard_at_ecn.ab.ca
Date: 05/13/03
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Date: Tue, 13 May 2003 04:24:05 GMT
=?ISO-8859-1?Q?Henrick_Hellstr=F6m?= (henrick.hellstrm@telia.com) wrote:
: Douglas A. Gwyn wrote:
: > I think they mean cipher feedback.
: Not exactly. The PC1 implementations available on the net will encrypt
: one octet at a time, and xor the plain text octet with each of the key
: octets.
Isn't this just Vigenere... or, more accurately, the Vernam one-tape
system?
John Savard
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