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Message-ID: <BLU0-SMTP194C750D2D5C952F68607E3FDE60@phx.gbl>
Date: Fri, 29 Jun 2012 01:10:51 +0200
From: Frank Dittrich <frank_dittrich@...mail.com>
To: john-dev@...ts.openwall.com
Subject: Re: Shouldn't the TS work with a pw.dic in reversed order
as well?
On 06/29/2012 12:59 AM, magnum wrote:
> I do see problems on 64-bit after reversing *.dic files. It's so many, I
> suspect it's a red herring and something else is amiss:
>
> $ ./jtrts.pl -q full
> -------------------------------------------------------------------------------
> - JtR-TestSuite (jtrts). Version 1.12.4, June 22, 2012. By, Jim
> Fougeron & others
> - Testing: John the Ripper password cracker, ver: 1.7.9-jumbo-6-RC0
> [linux-x86-64i]
> --------------------------------------------------------------------------------
> form=dynamic_17 guesses: 0 time: 0:00:00:14 :
> Expected count(s) (1500) [!!!FAILED!!!]
> form=dynamic_27 guesses: 0 time: 0:00:00:12 :
> Expected count(s) (1500) [!!!FAILED!!!]
> form=dynamic_28 guesses: 0 time: 0:00:00:12 :
> Expected count(s) (1500) [!!!FAILED!!!]
> form=md5 guesses: 0 time: 0:00:00:10 :
> Expected count(s) (1500) [!!!FAILED!!!]
> form=md5_apr1 guesses: 0 time: 0:00:00:10 :
> Expected count(s) (1500) [!!!FAILED!!!]
> form=BSDI guesses: 0 time: 0:00:00:04 :
> Expected count(s) (1500) [!!!FAILED!!!]
> form=BF guesses: 0 time: 0:00:01:25 :
If even the core formats fail completely, are you sure you didn't empty
o otherwise destroy your pw.dic?
> form=crc32_dups2 guesses: 1498 time: 0:00:00:00 :
> Expected count(s) (1500) [!!!FAILED!!!]
> form=crc32_dups2_read_file guesses: 1498 time: 0:00:00:00 :
OK, these use another dictionary, and I don't know what the duplicates
suppression does here.
But even so, usually, the sequence of candidates should only matter for
collisions and FMT_NOT_EXACT not set. But CRC32 has this flag set.
> Expected count(s) (1500) [!!!FAILED!!!]
> form=mscash-utf8 guesses: 1502 time: 0:00:00:00 :
More guesses than expected?
Frank
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