Principal, The Chertoff GroupMark Weatherford is a Principal at The Chertoff Group and a Distinguished Visiting Fellow at the Homeland Security Studies & Analysis Institute. He was previously Deputy Under Secretary for Cybersecurity at the U.S. Department of Homeland Security. He has held various other executive cybersecurity roles, including VP and Chief Security Officer at the North American Electric Reliability Corporation, CISO in California under Governor Arnold Schwarzenegger, and CISO for the State of Colorado. A former Naval Officer, Weatherford led the U.S. Navy’s Computer Network Defense operations and the Naval Computer Incident Response Team. He earned a bachelor’s degree from the University of Arizona, a master’s degree from the Naval Postgraduate School, and holds the CISSP and CISM certifications.