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Message-ID: <20060526214853.682072.91a0bf99@gmail.com>
Date: Fri, 26 May 2006 21:48:53 +0200
From: "websiteaccess@...il.com" <websiteaccess@...il.com>
To: john-users@...ts.openwall.com
Subject: Re: how decrypt that ?
Le Fri, 26 May 2006 21:11:44 +0400, Solar Designer a écrit:
> On Fri, May 26, 2006 at 10:17:35AM +0200, websiteaccess@...il.com wrote:
>> How decrypt "30a5f49ccefde0a213536bf2d7d5300d" with AD ?
>
> Strictly speaking, John the Ripper does not "decrypt" anything - rather,
> it cracks password hashes by finding suitable plaintext passwords.
your are right :)
>
> The above encoding could correspond to one of many different hash types -
> or it could be not a hash at all, indeed. There are several hash types
> that John the Ripper with the jumbo patch supports that would use a hash
> encoding like the above, so you have to find out (or guess) and specify
> the hash type explicitly. The likely guess is that this is hex-encoded
> raw MD5 - because it is so popular with web forums, etc.
>
> So we place this in a file of the correct format, like this:
>
> user:30a5f49ccefde0a213536bf2d7d5300d
>
> Then we run jumbo patched John on the file, assuming that "pw" is the
> filename:
>
> ./john --format=raw-md5 pw
>
> After a minute or so, we get:
>
> nermad (user)
>
> So the password is "nermad". Later, we can do:
>
> ./john --show --format=raw-md5 pw
>
> to retrieve the previously cracked password, which obviously gives:
>
> user:nermad
>
> 1 password hash cracked, 0 left
>
thanks you very much, very usefull help.
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