Date: Sat, 5 Jan 2013 11:04:53 +0100 From: magnum <john.magnum@...hmail.com> To: john-dev@...ts.openwall.com Subject: Re: pbkdf2 sha256 OpenCL kernel required On 5 Jan, 2013, at 10:54 , magnum <john.magnum@...hmail.com> wrote: > On 5 Jan, 2013, at 6:02 , Dhiru Kholia <dhiru.kholia@...il.com> wrote: >> pbkdf2 sha256 OpenCL kernel is required to accelerate LastPass cracking. >> >> Something along the lines of "pbkdf2_hmac_sha1_unsplit_kernel.cl" >> would be great. >> >> Any volunteers? Lukas? magnum? > > If I got Lukas right he has a CUDA kernel and will port it to OpenCL. No wait, that was pbkdf2-hmac-sha512, right? %-) Anyway, my opinion is we should make split-kernel implementations of both 256 and 512 before you start writing tens of formats for them. Single-kernel versions will be just evil. magnum
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