Date: Mon, 27 Jan 2014 14:53:05 +0100 From: Frank Dittrich <frank_dittrich@...mail.com> To: john-dev@...ts.openwall.com Subject: Re: Handling of hashes with different iteration counts On 01/27/2014 01:42 AM, magnum wrote: > On 2014-01-26 23:32, Frank Dittrich wrote: >> If an input file contains several hashes of the same hash algorithm, but >> with different iteration counts, it would be good if john would report >> this and allow an easy to select hashes which require CPU time to be >> attacked separately. > > Agreed. > >> To improve the current situation, I think the format interface needs to >> be extended. >> Each format should define a new function: >> unsigned int iteration_count(char * ciphertext) > ... >> What do you think? Too much effort for a limited use? > > I think it makes sense. But if we decide to do this, it'll just be a > GitHub issue until we release J8 and J1. I will not maintain yet another > branch for months. OK, I created a topic branch in my local repository and am working on a patch. Let's see how complicated or invasive it will be. Frank
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