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[Cryptography] Symmetric cipher + Backdoor = Public Key System

daemon@ATHENA.MIT.EDU (Perry E. Metzger)
Sat Sep 7 19:56:16 2013

X-Original-To: cryptography@metzdowd.com
Date: Sat, 7 Sep 2013 19:56:09 -0400
From: "Perry E. Metzger" <perry@piermont.com>
To: ianG <iang@iang.org>
In-Reply-To: <522AD60C.6040005@iang.org>
Cc: cryptography@metzdowd.com
Errors-To: cryptography-bounces+crypto.discuss=bloom-picayune.mit.edu@metzdowd.com

On Sat, 07 Sep 2013 10:30:20 +0300
ianG <iang@iang.org> wrote:
> 
> I'm not as yet seeing that a block cipher with a backdoor is a public 
> key system,

Then read the Blaze & Feigenbaum paper I posted a link to. It makes a
very good case for that, one that Jerry unaccountably does not seem to
believe. Blaze seemed to still believe the result as of a few days ago.

Perry
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