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Old 12-24-2010, 18:18   #1 (permalink)
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Post Mathmatics of A3A8 algorithm

Dear all,
I need to know how they do attacks on A3A8 different rounds different than round 2 ( I have wrote algorithm for round2), if someone has the mathmatics of these , How to implement this algorithm to find Ki with different rounds , as per my findings , you can't gaurantee to find collision when doing Round 2 calculations, sometimes with all random possibility u can't find collision ....I mean for special bytes i , i+8 , i+16,i+24 ....

Kindly to help me understanding butterfly and why 7 bit is used in round 2 and how we can use it in Ki finding...

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Old 12-26-2010, 09:11   #2 (permalink)
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I understand that you need this for COMP128 v1. isnīt?
The COMP128 v2/v3 havenīt any problems of collisions....

Sir Graham.
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Old 12-27-2010, 07:39   #3 (permalink)
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Yes I need this for comp128v1 ....
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