Internationally recognized senior executive with over 40 years of professional leadership experience in national, homeland, and cyber security. Deep technical experience in secure operations of large data networks and response to high profile security incidents. Currently the Senior Vice President and Chief Engineer at the Center for Internet Security. Former White House National Security Council Presidential Appointee and was the first Department of Homeland Security cyber security mission area leader. Former Vice President for National Security Policy at Verizon Communications, former Senior Vice President and Chief Security Officer at the North American Electric Reliability Corporation, and former Deputy Director for Research at Auburn University’s McCrary Institute for Cyber and Critical Infrastructure Security.

Retired from the United States Army in 2002 following a distinguished, 20-year military career including service with the DoD Joint Task Force for Computer Network Defense in 1998-2002. Named a Distinguished Member of the US Army Signal Regiment in 2017, was a member of the Commission on Cyber Security for the 44th Presidency in 2008, has testified before the US Congress, and served as the director of the all-volunteer SANS Internet Storm Center from 2003-2010. Was the Vice Chair of the State, Local, Tribal and Private Sector Policy Advisory Committee (SLTPS-PAC) of the United States Archives, and was a member of several other federal government policy advisory committees. Currently serves on the boards of Cyber Huntsville, the National Cyber Summit, the North Alabama Chapter of the ISSA, and the North Alabama Railroad Museum.