Player Embed Code: Download Embed Share Cybercom Commander Testifies Before Senate, Part 2 Defense.gov Jan. 29, 2019 | 44:13 Army Gen. Paul M. Nakasone, commander of U.S. Cyber Command, director of the National Security Agency and chief of the Central Security Service, testifies at a hearing of the Senate Select Committee on Intelligence, Jan. 29, 2019.