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Date: Mon, 24 Aug 2015 05:16:10 +0300
From: Solar Designer <>
Subject: Re: testing every index (Re: more robustness)


On Mon, Aug 24, 2015 at 09:37:36AM +0800, Kai Zhao wrote:
> Sorry. I found a bug with --test-full, and I have fixed it. Now, change
> the order of test vectors of AFS could not help.

Great!  I was actually going to suggest that you enhance your tests like
that, but you already did. :-)

> It will fail because "" and "XXXXXXXX" generate the same xor.

They do, as I had described in another message.

> Should we add FMT_NOT_EXACT for AFS ?

No.  I think that in practice someone cracking such hashes will want
processing to stop upon finding the first valid guess.  Besides, this is
a rather obscure case that will not as commonly occur during password
cracking against non-empty cell names (and in practice they should be

I think you need to whitelist this special case in your tests, for this
specific format and plaintexts.



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