From: Shawn Willden <shawn-lkml@willden.org>
To: Mark Borgerding <mark@borgerding.net>, linux-kernel@vger.kernel.org
Subject: Re: PROBLEM: AES cryptoloop corruption under recent -mm kernels
Date: Sat, 17 Jan 2004 13:39:36 -0700
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References: <Xine.LNX.4.44.0401161039480.20623-100000@thoron.boston.redhat.com> <40081AF0.5060907@borgerding.net>
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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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