Date: Fri, 08 May 2015 23:19:55 +0200 From: magnum <john.magnum@...hmail.com> To: john-users@...ts.openwall.com Subject: Re: Advise on best approach (truecrypt pw based on pdf file) On 2015-05-08 19:47, Demian Smith wrote: > I've recently lost my truecrypt PW and am thinking to approach the > recovery with JtR but am unsure about the best approach to do so. So > hopefully I could get a couple of pointers into the correct direction of > setting it up. > > I know a couple of facts, which hopefully make it feasible in the first > place: > - I have created the password from a random page of a random book¹ > - First letter MUST be capital > - No numbers or diacritics, > - Likely only I as second capital letter > - No digits > - Probably 5 -12 chars (I imagine it to be around 8, but that's guessing) Are you saying the password is made up from initial letters of a sentence? As in "To be or not to be, that's the question" -> "Tbontbttq". > At the moment I have tried creating a fake pot file from ¹ and creating > a chr of it and then building a incremental rule: (...) > (¹ I have tried > cat INFILE | sed -re 's/[?!.:]/\n/g' | sed -re > 's/([A-Za-z])[A-Za-z]+[^A-Za-z]*/\1/g' > outfile Did you look at outfile and see if your sed magic does everything you thought? You should probably just adjust it a little. magnum
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