[67437] in Cypherpunks
Re: Fighting Clipper III
daemon@ATHENA.MIT.EDU (Adam Back)
Sun Oct 6 04:16:15 1996
Date: Sat, 5 Oct 1996 02:14:32 +0100
From: Adam Back <aba@dcs.ex.ac.uk>
To: mccoy@communities.com
Cc: cypherpunks@toad.com
In-Reply-To: <v03007804ae79cbf6480a@[205.162.51.35]> (message from Jim McCoy
on Thu, 3 Oct 1996 12:08:01 -0800)
Jim McCoy <mccoy@communities.com> writes:
> Declan McCullagh <declan@eff.org> writes:
> >You'll have trouble doing a successful boycott of RSA. What, you won't
> >use Netscape Navigator or PGP?
>
> Actually RSA is not a hard target for people like us to threaten. The
> Diffie-Hellman patent expires in 210 days. Cylink is prevented from taking
> legal action against anyone for violating this patent while the current
> lawsuit is being decided. When Diffie-Hellman expires ElGamal is available
> for use for free. So the best threat one can make against RSA is to directly
> challenge their revenue stream: start working on making ElGamal an available
> option in all systems which use RSA.
PGPfone uses Diffie-Hellman. PGP 3.0 is using El Gamal.
Seems Zimmermann/PGP Inc are already not using RSA, for patent reasons
I think. Also I believe they are not using IDEA either, and using
CAST, Blowfish, 3DES in PGPfone, 3DES in PGP 3.0(?). (Ascom-tech got
greedy).
Adam
--
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