john-users - Re: NTLM patch performance

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Date: Sun, 7 Jan 2007 17:24:36 -0800
From: "Alain Espinosa" <alainesp@...il.com>
To: john-users@...ts.openwall.com
Subject: Re: NTLM patch performance

First of all Happy new Year.

On 12/25/06, Solar Designer <solar@...nwall.com> wrote:
> There's a much more efficient implementation of the NTLM hashes support
> for JtR in Simon Marechal's bigpatch as linked from this page:
>
>         http://www.banquise.net/misc/patch-john.html
>
> It will do 2 or 4 hashes in parallel on MMX or SSE2, respectively.

The performance its similar to SamInside. I wonder why this patch
isnt in john bigpatch?

> Have you tried ElcomSoft's Proactive Password Auditor?  It's not cheap,
> but recent versions are very fast:

I try it and are a bit worse than SamInside and Simon Marechal's bigpatch.
SamInside its 2 times faster when cracking one only hash that when
cracking any more. Any idea why?

I am current working in the performance improvement.

alain

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