[65150] in Cypherpunks
Re: forward secrecy in mixmaster
daemon@ATHENA.MIT.EDU (Bill Frantz)
Tue Sep 10 17:29:45 1996
Date: Tue, 10 Sep 1996 14:01:10 -0700
To: Germano Caronni <caronni@tik.ee.ethz.ch>, ghio@c2.net (Matthew Ghio)
From: frantz@netcom.com (Bill Frantz)
Cc: mix-l@jpunix.com, coderpunks@toad.com, cypherpunks@toad.com,
remailer-operators@c2.org
At 9:29 PM 9/10/96 +0200, Germano Caronni wrote:
>Just a short note. The DH patent (#4200770), as held by Cylink expires at
>the 29th of april '97. Afterwards DH enters the public domain. That's a
>certain argument for using DH key exchange. RSA will go into the public
>domain somewhen in 2002, if I remember correctly.
The US patent for RSA expires September 20, 2000 according to Applied
Cryptography Second Edition, p474.
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