Sam Bowne is a professor at City College San Francisco where he has been teaching computer networking and security classes since 2000. He has given talks at DEFCON and Toorcon on Ethical Hacking, and taught classes and seminars at many other schools and teaching conferences. He has a B.S. in Physics from Edinboro University of Pennsylvania and a Ph.D. in Physics from University of Illinois, Urbana-Champaign. His Industry Certifications are: Certified Ethical Hacker, Microsoft: MCP, MCDST, MCTS: Vista; Network+, Security+, Certified Fiber Optic Technician, HE IPv6 Guru, CCENT.