> 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. Alexander L. Haiut Dept. of Computer Science Ben-Gurion University, Israel _______________________________________ www : http://www.cs.bgu.ac.il/~alx e-mail : alx@cs.bgu.ac.il voice : +972-7-461658