Date: Sun, 16 Oct 2011 22:55:32 -0400 From: Rich Rumble <richrumble@...il.com> To: john-users@...ts.openwall.com Subject: Re: filter performances On Sun, Oct 16, 2011 at 9:17 PM, Solar Designer <solar@...nwall.com> wrote: > To measure the performance cost of the external filter from policy4.conf > from my previous message, I changed "word = 0;" to "i = 0;" (also a > variable assignment, but effectively a no-op one). This edited filter > should have the same performance cost, but it should not filter anything > out. Running with this filter on one DES-based crypt(3) hash with > incremental mode and the length locked to 8, I am getting 65% of the > original c/s rate. So the filter's overhead is by far not as bad as > what one could think from Jerome's postings. Would generating an "all.chr" for a policy4 be as good as perhaps filtering Rockyou/Gawker/Facebook/etc (real world).I guess before asking that I should of asked, if using a "policy" chr file would make enough difference in time, I can see it doing so at first, but would that "advantage" not mean more than 1-2 hours off in the end? -rich
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