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Date: Sun, 13 May 2012 18:32:33 +0400
From: Solar Designer <solar@...nwall.com>
To: john-dev@...ts.openwall.com
Subject: Re: SSH thread-safety

On Sun, May 13, 2012 at 02:41:01PM +0530, Dhiru Kholia wrote:
> One more observation, during actual cracking the speed is quite low
> compared to benchmarks,
> 
> $ ../run/john -i sample
> Loaded 1 password hash (ssh [32/64])
> guesses: 0  time: 0:00:00:01 0.00%  c/s: 14135  trying: berlon
> guesses: 0  time: 0:00:00:03 0.00%  c/s: 15189  trying: m1c098
> guesses: 0  time: 0:00:00:12 0.00%  c/s: 16039  trying: mathroom
> guesses: 0  time: 0:00:04:01 0.00%  c/s: 16633  trying: hbna

Hmm, that's a lot lower than we've seen in actual cracking before.

> Any ideas what is going on?

Maybe some change in OpenSSL?  Our previous benchmarks on bull were on
March 18, but OpenSSL has since been upgraded.

What if you add more test vectors - will the benchmark show poor speeds
like above?

Alexander

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