Sam Bowne has been teaching computer networking and security classes at CCSF since 2000. He has given talks and hands-on trainings at DEF CON, DEF CON China, HOPE, BSidesSF, BSidesLV, RSA, and many conferences and colleges. Formal education: B.S. and Ph.D. in Physics Industry credentials: Infosec: CISSP, Certified Ethical Hacker, Security+, Defcon Black Badge, Splunk Core Certified User Networking: Network+, Certified Fiber Optic Technician, HE IPv6 Sage, CCENT, IPv6 Forum Silver & Gold, Juniper JN0-101, Wireshark WCNA Microsoft: MCP, MCDST, MCTS: Vista