Re: [Khufu] Pre-Computing the S-Boxes and obtaining aux. keys

From: Zeljko Vrba (ime.prezime_at_oss.unist.hr)
Date: 10/31/04 

Date: Sun, 31 Oct 2004 13:44:58 +0000 (UTC)

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Hash: RIPEMD160

In article <MPG.1beefb60f460327c989981@localhost>, Nikola Skoric wrote:
>>
>> I am ignorant, but, according to HAC, the algorithm is patented.
> Pardon me for my ignorance <g> but, what would HAC be?
>
Handbook of Applied Cryptography. Available online at
http://www.cacr.math.uwaterloo.ca/hac/

>
> Now, do you know where could I start asking for patent document?
>
>> As to the generation of its S-boxes, which you asked, I have
>> a 'guess':
>
> Exactly what I'm trying to circumvent :-)
>
I wonder how you didn't come up with any information. Typing "khufu
algorithm implementation" into google gives

http://tirnanog.ls.fi.upm.es/Servicios/Software/ap_crypt/indice.html

as its first link.. there you can download khufu implementation together
with the S-box generator..

- --
The corresponding PGP public key is located at
http://ds.carnet.hr:11371/pks/lookup?op=get&search=0x16DA1F1690887E13
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Version: GnuPG v1.0.6 (GNU/Linux)
Comment: For info see http://www.gnupg.org

iD8DBQFBhOwxFtofFpCIfhMRA0/hAJ9TrtenuwfbNIFxSpLo6yf48ipm/QCfRzZP
CD625X5hWsL2koxcPTpU1Pg=
=dFBw
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