john-users - Re: Adding filter() to DumbForce-8bit

Openwall GNU/*/Linux 3.0 - a small security-enhanced Linux distro for servers

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Date: Fri, 22 Oct 2010 13:55:29 +0200
From: magnum <rawsmooth@...dband.net>
To: john-users@...ts.openwall.com
Subject: Re: Adding filter() to DumbForce-8bit

2010-10-20 09:11, magnum wrote:
> Hi
>
> I was trying to add a filter() section to a copy of DumbForce-8bit in
> order to only produce words that has at least one 8-bit character. No
> matter how I try, it won't produce words longer than one character (it
> ends, as in terminates).

So I get to answer that meself. Obviously enough, filter() was 
destroying state when rejecting a word, so word[0] has to be backed up 
in a global variable.

The filter is a real performance killer though. Just letting it retry 
the 7-bit words is quicker.

magnum