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Message-ID: <CANO7a6wh0QvD+hJ_2rN9fJJ7+G4tun+6Nkw3unn++G3YsQMYVw@mail.gmail.com>
Date: Tue, 4 Sep 2012 07:39:25 +0530
From: Dhiru Kholia <dhiru.kholia@...il.com>
To: john-dev@...ts.openwall.com
Subject: Re: Cracking Office 2013 files with JtR
On Mon, Sep 3, 2012 at 11:47 PM, magnum <john.magnum@...hmail.com> wrote:
> On 3 Sep, 2012, at 18:11 , Dhiru Kholia <dhiru.kholia@...il.com> wrote:
>> Benchmark:
>>
>> ../run/john -fo:office -t
>> Benchmarking: Office 2007/2010 SHA-1/AES [32/64]... DONE
>> Raw: 38.6 c/s real, 38.6 c/s virtual
>
> This benchmark is a mix of 2007/2010/2013 test vectors, right?
Correct. Office 2013 benchmarks alone will look worse ;)
>> Note: To be really usable, we need an OpenCL implementation. magnum, Lukas?
>
> I could give it a shot. It gets complicated as you support three different types in one format (although that's easier for the user).
>
> So 2013 is SHA512 + AES and 2010 is SHA1 + AES, right? And, um... 2007 is also SHA1 + AES but using another scheme? I could start with 2007/2010 I guess.
Correct. Starting with 2007 or 2010 sounds like a good plan. Only
fast SHA1 OpenCL implementation is required then.
--
Cheers,
Dhiru
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