Date: Mon, 10 Sep 2012 22:18:41 +0530 From: Dhiru Kholia <dhiru.kholia@...il.com> To: john-dev@...ts.openwall.com Subject: Re: Cracking Mountain Lion hashes (WIP) On Mon, Sep 10, 2012 at 2:15 AM, Alexander Cherepanov <cherepan@...me.ru> wrote: > 1. This format doesn't accept grub hashes without editing but I'm sure > you know it. Right. GRUB 2 hashes needs to be edited slightly (replacing the format tag at the start). > 2. Don't know about Mac OS but grub can use salt and hash of any > length: I didn't know this. Thanks for pointing it out. > which your code doesn't seem to accommodate for. Don't know how > popular it is and whether it's worth supporting. It is not my code ;). Lukas wrote it. I can see if this can be fixed easily. Lukas, Any comments? I think we already calculate variables salt's length correctly. We just need to apply the same code to actual hash string. Correct? > 3. Just found that passlib supports plain pbkdf2_sha512 (in > addition to grub_pbkdf2_sha512). It looks like this: > '$pbkdf2-sha512$6400$Y2wNgZByDgGgFEIIYay1Ng$y2Epfl7fAwx7v.Zw9hNnEKCfGmWvFZoF.dQMfjhjnM.sSmDI7yXRe8JcqrdPdf5nbFEgMBWSY2cPW1stdtD3oA' Is this output format used by some real application? If yes, then we will have to add support for it at some point. Thanks again. -- Cheers, Dhiru
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