Biographical sketches of authors

Sean W. Smith   Department of Computer Science, Dartmouth College, 6211 Sudikoff Laboratory, Hanover, New Hampshire 03755 (electronic mail: sws@cs.dartmouth.edu). Dr. Smith is interested in the practical and theoretical aspects of security and reliability in distributed computation. As a postdoctoral fellow and staff member at Los Alamos National Laboratory, he performed security reviews and designs for a wide variety of public sector clients. As research staff member at the IBM Thomas J. Watson Research Center, he designed the security architecture for (and helped code, test, and validate) the IBM 4758 secure coprocessor. Since July 2000, Dr. Smith has been on leave of absence from IBM, in order to teach and do research at Dartmouth College. Dr. Smith was educated at Princeton and Carnegie Mellon Universities, and is a member of ACM, USENIX, Phi Beta Kappa, and Sigma Xi.

David Safford   IBM Research Division, Thomas J. Watson Research Center, 30 Saw Mill River Road, Hawthorne, New York 10532 (electronic mail: safford@watson.ibm.com). Dr. Safford is manager of the Global Security Analysis Laboratory, which performs research in security of networked systems, including vulnerability analysis, security auditing and intrusion detection tools, cryptographic coprocessors, and secure operating systems. His current research interest is adding strong security features, such as mandatory access control and mandatory authentication, to open source operating systems. He received his Ph.D. degree from Texas A&M University in 1990.