From: lull@acm.org (John Lull)
Date: Sat, 9 Mar 1996 23:27:36 +0800
To: cypherpunks@toad.com
Subject: Re: SEAL cipher info requested (something actually list related!)
In-Reply-To: <Pine.SUN.3.91.960305012339.25225A-100000@eskimo.com>
Message-ID: <313dc864.7818147@smtp.ix.netcom.com>
MIME-Version: 1.0
Content-Type: text/plain


On Tue, 05 Mar 1996 01:27:24 -0800 (PST), Wei Dai wrote:

> On Mon, 4 Mar 1996, Christopher Allen wrote:
> 
> > At 4:27 PM 1/27/96, Anonymous wrote:
> > >Anybody have info on the SEAL cipher?  I can't find any
> > >descriptions or analysis of it.  Refs, proceedings or URLS
> > >would be a good thing.
> > 
> > I also am interested in references to it.
> 
> I believe it was presented at the first Cambridge security workshop on 
> fast software encryption.

Correct.  The paper is "A Software Optimized Encryption Algorithm", by
Phillip Rogaway and Don Coppersmith, pp 56-63 of the proceedings.

It is a fast stream cipher.  The paper reports encryption rates of 7.2
MBytes/Second on a 486-50.