Dave is CEO of Immunity Inc., an offensive security firm that serves many Fortune 500s, major financials and federal agencies. The company provides penetration tests and develops pen-test tools like Canvas, Silica, Innuendo and Swarm. Immunity is a past contractor with DARPA's Cyber Fast Track program.

Prior to founding Immunity in 2002, Dave served as a "computer scientist" at the NSA, and later as a security consultant with @stake. He is also the founder of INFILTRATE CON, a "pure offense" security conference, and co-author of "The Shellcoder's Handbook" and "Beginning Python."

Alex McGeorge serves as head of threat intelligence at Immunity Inc. His personal skill set ranges from penetration testing to threat modeling, software security and social engineering attacks. Alex leads many of the company's penetration testing engagements for multinational banks and Fortune 500s. He's discovered security flaws in a number of critical systems, including high-speed trading applications.

Prior to joining Immunity, Alex served as a cybersecurity contractor for the US Department of Transportation and as a senior network security engineer at Robbins Gioia.