Alexander Haiut wrote: >> There was a thread some time back about a paper given at a major conference, >> I think in summer of '93 about building a machine for $1M that could crack >> DES in a few hours. > > Yes.. They say 3.5 hours average.. :) I found this paper as: > ftp://gont.cs.purdue.edu/pub/doc/cryptography/des_key_search.ps.Z > > Enjoy! --alex. As a minor nit, you may want to use coast archive's cname (coast.cs.purdue.edu) rather than the machine's real name (gont.cs.purdue.edu). If the COAST archive ever moves to a different machine, the cname will (most likely) be changed. The underlying machine name may not be. -- William