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Date: Thu, 13 Nov 2014 11:16:52 +0100 (CET)
From: Dhiru Kholia <>
Subject: Re: [PATCH] OpenBSD disk encryption

On Wed, 12 Nov 2014, magnum wrote:

> On 2014-11-12 08:39, ThiƩbaud Weksteen wrote:
> > I wrote a patch for bleeding-jumbo to handle OpenBSD disk encryption [1].
> > I've also added a python script to extract the necessary values from a
> > disk image.
> >
> > Before I submit a pull request to GitHub, I'd like your comments on it.
> Thanks! I'll accept it as-is but there seem to be room for improvement: For
> example, we have shared functions for PBKDF2-SHA1 using SSE2 and with some
> other optimizations, it may be 3-8 times faster (see
> pbkdf2-hmac-sha1_fmt_plug.c for example use). Also, just from a very quick
> look it appears to me you could use a normal binary instead of treating it as
> a "non-hash" but I may be wrong. And that will probably not matter unless you
> try to crack lots of hashes at once, which is probably not the normal use
> case.


ThiƩbaud, thanks for the patch.

magnum, I have removed the "cracked" approach and committed the code


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