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Date: Mon, 27 Jun 2011 10:47:35 +0200
From: Bartavelle <bartavelle@...il.com>
To: john-users@...ts.openwall.com
Subject: Re: brute force attack of an Unix crypt
On 27/06/2011 01:06, Martin T wrote:
> [Incremental:All8]
> File = /usr/share/john/all.chr
> MinLen = 8
> MaxLen = 8
> CharCount = 95
>
> I remember that I really used letters, numbers and special
> characters(8 characters in total) in order to generate this crypt
> file. I even found the terminal where I started this command and if I
> pressed enter few times, following was printed to the terminal:
>
> guesses: 0 time: 139:15:12:09 c/s: 930654 trying: l5rBse_N - l5rBsil$
> guesses: 0 time: 141:15:32:12 c/s: 929241 trying: 1doccLl4 - 1doccLur
> guesses: 0 time: 141:15:32:15 c/s: 929241 trying: 1dau4qf! - 1dau4qwp
> guesses: 0 time: 141:15:34:21 c/s: 929241 trying: 1jeTL x8 - 1jeTL e#
> guesses: 0 time: 141:18:48:12 c/s: 929072 trying: 2kageA3z - 2kageACs
>
> How much longer it might take to decrypt this Unix crypt?
If all 95^8 passwords were tested, it would take at most 226 years to
complete. However, -inc doesn't test all passwords, so it might never end.
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