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Date: Sun, 21 Sep 2014 23:58:12 +0530
From: Sayantan Datta <std2048@...il.com>
To: john-dev <john-dev@...ts.openwall.com>
Subject: Re: Restart work on mask mode
On Fri, Sep 19, 2014 at 10:36 PM, Solar Designer <solar@...nwall.com> wrote:
> Are you saying this gives you only 7.2 Mp/s? That's puzzling. What
> hash type? Or are you using --stdout (if so, that's the bottleneck)?
>
Ah, yes thank you.
Not surprisingly the main bottleneck lay within rpp_next().
So I've come up with a new implementation for mask parsing and password
generation, separate from rpp.
Although a ton of testing is required, the benchmark results are promising;
little better than incremental.
./john --mask=?a?a?a?a?a?a?a?a pw-dummy
Loaded 1 password hash (dummy [N/A])
Press 'q' or Ctrl-C to abort, almost any other key for status
0g 0:00:00:02 0.00% (ETA: 2016-08-20 11:53) 0g/s 73530Kp/s 73530Kc/s
73530KC/s MaHb" ..8cHb"
0g 0:00:00:05 0.00% (ETA: 2017-02-10 12:33) 0g/s 73457Kp/s 73457Kc/s
73457KC/s *f3F% ..tg3F%
./john -inc -min-len=8 -max-len=8 pw-dummy
Loaded 1 password hash (dummy [N/A])
Press 'q' or Ctrl-C to abort, almost any other key for status
0g 0:00:00:03 0.00% (ETA: 2017-12-15 07:16) 0g/s 65054Kp/s 65054Kc/s
65054KC/s ppucheee..ppuchiso
0g 0:00:00:04 0.00% (ETA: 2017-11-21 12:10) 0g/s 66392Kp/s 66392Kc/s
66392KC/s 23497754..234978mp
0g 0:00:00:05 0.00% (ETA: 2017-11-29 14:06) 0g/s 65932Kp/s 65932Kc/s
65932KC/s mylakoka..mylakuds
Regards,
Sayantan
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