Tom Sellers is a Principal Research Engineer at runZero. In his 25 years in IT and Security he has built, broken, and defended networks for companies in the finance, service provider, and security software industries. He has built and operated Internet scale scanning and honeypot projects. He is credited on many patents for network deception techonology. A strong believer in Open Source he has contributed to projects such as Nmap, Metasploit, and Recog.