Re: SHA1 21% speedup

2013-02-21 Thread Darryl Miles
Rosen Penev wrote: One downside of this is that in the case of iterated hashes(PBKDF2) this only speeds up the first iteration. I do not believe that TLS uses iterated HMAC-SHA1. And that is a good thing! Anything that speeds up or otherwise reduces the computation effort of PBKDF2 only

Re: SHA1 21% speedup

2013-01-24 Thread Andy Polyakov
Will this ever get implemented?: https://hashcat.net/p12/ My understanding is that this precomputes several portions of the key expansion stage to speed up performance. As modern websites using TLS use HMAC-SHA1, this seems like a nice addition. One downside of this is that in the case of