Re: Cube cryptanalysis?

2008-08-21 Thread David Wagner
Steve Bellovin writes: Greg, assorted folks noted, way back when, that Skipjack looked a lot like a stream cipher. Might it be vulnerable? I'm still absorbing Adi's new ideas, and I haven't looked at this in any detail, so anything I say should be taken with an enormous grain of salt. But,

Inscrypt 2008 CFP

2008-08-21 Thread Perry E. Metzger
Forwarded: From: Peng Liu [EMAIL PROTECTED] To: [EMAIL PROTECTED] Cc: Peng Liu [EMAIL PROTECTED], D LIN [EMAIL PROTECTED] Reply-To: Peng Liu [EMAIL PROTECTED] We are sorry if you receive multiple copies!

Re: Cube cryptanalysis?

2008-08-21 Thread Greg Rose
David Wagner wrote: It's a brilliant piece of research. If you weren't at CRYPTO, you missed an outstanding talk (and this wasn't the only one!). Yes, the program chair and committee did a great job. Whatsisname? Oh, yeah, David Wagner. Greg.

Re: Cube cryptanalysis?

2008-08-21 Thread Greg Rose
Yes, of course Adi is correct, but I blame you for reading what I wrote and not what I meant... :-) Adi mentioned that the slides and paper will go online around the deadline for Eurocrypt submission; it will all become much clearer than my wounded explanations then. thanks and regards,

The MD6 hash function (rough notes)

2008-08-21 Thread Hal Finney
Ron Rivest presented his (along with a dozen other people's) new hash, MD6, yesterday at Crypto. I am not a hash guru although I've implemented SHA and its ilk many times, so I can't guarantee all my notes are correct. I will compare it somewhat with SHA as that is what I know. SHA-1 is a Merkle