[145238] in cryptography@c2.net mail archive
Re: Quantum Key Distribution: the bad idea that won't die...
daemon@ATHENA.MIT.EDU (Jack Lloyd)
Wed Apr 21 22:05:24 2010
Date: Wed, 21 Apr 2010 18:58:19 -0400
From: Jack Lloyd <lloyd@randombit.net>
To: cryptography@metzdowd.com
Mail-Followup-To: cryptography@metzdowd.com
In-Reply-To: <k2w5e01c29a1004210048ne9f342c7ra218206889cdc9ce@mail.gmail.com>
On Wed, Apr 21, 2010 at 05:48:09PM +1000, silky wrote:
>
> Useless now maybe, but it's preparing for a world where RSA is broken
> (i.e. quantum computers) and it doesn't require quantum computers; so
> it's quite practical, in that sense.
Numerous PK schemes based on coding theory or the shortest vector
problem are available. None of them are vulnerable to Shor's
algorithm. Any of them can be implemented in software and do not
require point to point links.
The introduction to "Post Quantum Cryptography" may be informative:
http://www.pqcrypto.org/www.springer.com/cda/content/document/cda_downloaddocument/9783540887010-c1.pdf
-Jack
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