Re: PROBLEM: AES cryptoloop corruption under recent -mm kernels

From: Shawn Willden
Date: Sat Jan 17 2004 - 15:43:59 EST


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On Friday 16 January 2004 10:10 am, Mark Borgerding wrote:
> Thinking of it another way, this is equivalent to CBC mode having two
> IVs: the first one being the sector number, the second a block of
> zeros.


Even simpler, conceptually, it's equivalent to prepending a block of zeros
to every sector prior to encrypting.

I'm not one to argue with Eli Biham (even second or third-hand), but it's
really hard to see how this makes any difference at all.

Shawn.
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