Gregory J. Touhill is the director of the CERT Division of the Carnegie Mellon University (CMU) Software Engineering Institute. Previously, he served as the first United States government CISO, as deputy assistant secretary in the DHS Office of Cybersecurity and Communications, and president of a cybersecurity start-up.

Touhill is a U.S. Air Force combat veteran, retiring with the rank of brigadier general after 30 years of service. As an operational commander and senior leader, he advanced to the position of J6 and CIO of USTRANSCOM. He received the Bronze Star medal and Master Cyberspace Operations and Master Space Operations wings.