Player Embed Code: Download Embed Share DOD Cyber Officials Testify on Policy, Architecture Defense.gov Jan. 29, 2019 | 01:24:07 Dana Deasy, the Defense Department’s chief information officer; Navy Vice Adm. Nancy A. Norton, director of the Defense Information Systems Agency; and Marine Corps Brig. Gen. Dennis A. Crall, DOD’s principal deputy cyber advisor and senior military advisor for cyber policy, testify at a Senate Armed Services Committee hearing on DOD cybersecurity policies and architecture, Jan. 29, 2019.