Mark Dufresne

Mark Dufresne is the Director of Threat Research and Adversary Prevention at Endgame. He is responsible for Endgame's efforts to understand cyber threats and develop capabilities to detect and prevent malicious adversary techniques. Mark has over twelve years of experience in various aspects of cyber security as an Operations Chief and Manager at the Department of Defense.

As the leader of a diverse range of innovative cyber operations, Mark spearheaded efforts to defend against the global range of cyber adversaries, with a focus on disrupting and mitigating Advanced Persistent Threat cyber activities. Mark also was a major advocate and coordinator for a variety of intelligence sharing and collaboration efforts across the US Government to improve cyber defense and prevention capabilities across the community.  Mark is a graduate from Johns Hopkins University and earned his Master’s in Security Informatics.