Openwall GNU/*/Linux - a small security-enhanced Linux distro for servers
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Date: Wed, 16 Sep 2015 21:37:54 +0200
From: magnum <john.magnum@...hmail.com>
To: john-dev@...ts.openwall.com
Subject: Re: fast hash processing bottlenecks

On 2015-09-16 21:31, Solar Designer wrote:
> A "rules first" mode would help greatly (apply each rule to current
> word, then advance to next word; right now, we do it the other way
> around, which works better for probability-optimized rulesets and slow
> hashes).

Our current "prince + rules" implementation does that (it has to) and 
it's *very* slow - while prince without rules is faster than wordlist 
mode. Did I implement it in a bad way?

First or not, I think the rules engine has some low hanging fruit for 
you now that you are up to speed ;-)

magnum

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