Mark is a principal architect/security consultant with McAfee Inc., with a focus on network security solutions, including McAfee NSP and McAfee NGFW. He's been involved in information technology for over 20 years. Of those, more than 18 have been focused on information security topics. He's presented at past conferences, including SANS, SHARE, RSA Conference, and others, on a range of security related topics. Mark is one of the founding co-directors of Security B-Sides DC and BSidesDC LLC.