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Date: Tue, 10 Jul 2012 23:35:16 +0200
From: Lukas Odzioba <>
Subject: Re: Cracking GNOME Keyrings [the easy way]

2012/7/9 Dhiru Kholia <>:
> Hi,
> The attached trivial program cracks GNOME Keyrings at a rate of ~300
> tries/second. I am not sure if the library calls used in it are
> thread-safe. This program requires gnome-keyring-daemon to be running.
> I am not sure if we can include something like this in even jumbo ;).
> Hence I am thinking host it as a separate project on github. Thoughts?
> Cracking GNOME Keyrings [the hard way] by implementing underlying
> crypto is TODO.
> One curious observation, do you find something weird with the following stats?
> $ time ./gkcrack &> /dev/null # looping 1000 times
> real    0m3.459s
> user    0m0.054s
> sys     0m0.281s
> I was expecting user value to be high but it isn't. Is it due to
> actual work being done in another process (gnome-keyring-daemon)?

It looks like not this process is doing the job.
I am a bit confused about what gkcrack does, could you say something
more about it?
Have you looked into gnome-keyring-deamon source?
If yes, have you found something that can tell us what kind of crypto
alg is under the hood?


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