* USENIX, 9th USENIX Security Symposium, Denver, Colorado, USA, August 14-17, 2000. (Submissions due: February 10, 2000) The USENIX Security Symposium brings together researchers, practitioners, system administrators, system programmers, and others interested in the latest advances in security and applications of cryptography. Please see the conference web site at http://www.usenix.org/events/sec2000 for more information on the symposium, a detailed list of topics of interest, and the procedure for submitting a paper.