Date: Thu, 2 Aug 2012 08:09:26 +0530 From: Dhiru Kholia <dhiru.kholia@...il.com> To: john-dev@...ts.openwall.com Subject: Re: OMP support in PDF format is done On Wed, Aug 1, 2012 at 7:58 PM, Rich Rumble <richrumble@...il.com> wrote: > On Wed, Aug 1, 2012 at 10:18 AM, Dhiru Kholia <dhiru.kholia@...il.com> wrote: >> Thanks to Jim for the tips! Passware gets slightly better numbers. Can >> we beat Passware? >> >> PDF AES support is next on my list. > Passware by default detects GPU's, I'm not sure if that factors in or > not, I don't use it enough to know if it will attack using GPU and or > CPU, or if PDF is a good GPU attack vector. Those were pure CPU numbers. I didn't have a GPU on that system (it is a VM). PDF cracking involves running MD5 in a loop 50 times. This can be done on the GPU. -- Cheers, Dhiru
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