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Message-ID: <20120710000416.QX8W3.470865.imail@eastrmwml213>
Date: Tue, 10 Jul 2012 0:04:16 -0400
From: <jfoug@....net>
To: john-dev@...ts.openwall.com
Cc: Dhiru Kholia <dhiru.kholia@...il.com>
Subject: Re: request for new dynamic subformats
---- Dhiru Kholia <dhiru.kholia@...il.com> wrote:
> On Tue, Jul 10, 2012 at 12:07 AM, jfoug <jfoug@....net> wrote:
> > Now, I have questions for type #3 and #4. In these, they are a full SHA,
> > but only a truncation gets stored to the file? Is that truncation the first
> > part of the SHA string, or the last?
>
> #4 uses full SHA1, see wbb3_fmt_plug.c for implementation and test vectors.
>
> AFAIK #3 uses full SHA1 too. In case of doubt, run PasswordsPro and
> check its output.
>
> > but only a truncation gets stored to the file?
>
> How did you conclude this? Which file are you talking about?
>From original message:
Length: 20 bytes.
For #4, what is the salt length (it does matter, quite a bit). If it is less than 16 bytes, then this format can use SSE2 throughout. If it is more than 16 bytes, then only 1 out of 3 of the SHA1's can be SSE
Jim.
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