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Message-ID: <3330dfb8da26875198aaa7014b92f557@smtp.hushmail.com>
Date: Wed, 06 Jun 2012 12:02:50 +0200
From: magnum <john.magnum@...hmail.com>
To: john-users@...ts.openwall.com
Subject: Re: Re: --show=LEFT output
On 06/05/2012 07:12 PM, Frank Dittrich wrote:
> On 05/06/2012 07:44 PM, Frank Dittrich wrote:
>> Instead of just suppressing lines containing hashes which have been
>> cracked, --show=LEFT output removes all columns except user name and
>> hash, and it also prints each uncracked hash just once, even if it
>> appears multiple times in the input file.
>>
>> This is unfortunate, because the information which is missing in john's
>> --show=LEFT output could still be useful for further cracking sessions,
>> especially for single mode.
>>
>> Can we just change the behavior of --show=LEFT, possibly breaking some
>> scripts which rely on the current output? Or do we need to support the
>> current behavior in the future, so that a new --show=??? option is required?
>
> I'd just like to point out that changing the behavior of --show=LEFT in
> the way suggested above would also make this option usable to split a
> large file of uncracked hashes into hash format specific files, changing
> ambiguous hashes by adding correct format tags to make those files
> easily usable (removing the need to provide the correct --format=...
> option for each cracking session.
>
> This was an issue that came up during the PHDays cracking contest, ans
> IMHO this should be fixed prior to the CrackMeIfYouCan contest, may be
> even prior to releasing the next jumbo version.
>
> What do you think about this?
I have looked into this long ago, but it's not all that trivial (the
other info is simply not available at the time we print it). We would
probably need to re-implement it from scratch.
magnum
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