Re: RC5 Patent Awarded

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Svend Olaf Mikkelsen (svolaf@inet.uni2.dk)
Wed, 11 Mar 1998 07:20:18 GMT


On Tue, 10 Mar 1998 21:48:06 -0800, Alex Alten <Andrade@ix.netcom.com>
wrote:

>Interesting. A while back I looked at the DES key setup costs. Roughly 80%
>of the time was spent in key setup as I changed the key for each small payload
>(about 100 bytes).

For DES, key setup time can be traded for memory. My guess would be
that key setup using 32K tables can be as fast as an encryption.

-- 
Svend Olaf


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The following archive was created by hippie-mail 7.98617-22 on Fri Aug 21 1998 - 17:15:56 ADT