Chris Davis has been working in the field of information technology for 8 years, with a concentration on information security for the past 4 years. He has participated in secure systems development, information security consulting, penetration testing and vulnerability assessments, and information security R&D. He is a contributing author to Newrider's recent publication Building Linux Virtual Private Networks(VPN) and continues to write and publish various papers. He has developed and instructed a number of courses, the most recent of which was a 3-month course on software vulnerability discovery and exploit coding. Currently, Chris is a Senior Security Consultant for RedSiren.