Cyber Command Marine Maj. Gen. Matthew G. Glavy, back to camera, commanding general of Marine Corps Forces Cyberspace Command, and Marine Chief Warrant Officer 2 Leila R. Doumanis, an offensive cyber weapons officer, brief Assistant Commandant of the Marine Corps Gen. Gary L. Thomas on existing and future cyberspace operations. The Marines conduct offensive and defensive cyber operations in support of United States Cyber Command and operate, secure and defend the Marine Corps Enterprise Network. SHARE IMAGE: Download Image: Full Size (0.18 MB) Photo By: Marine Corps Staff Sgt. Jacob Osborne VIRIN: 191002-M-VG716-0057.JPG Photo Gallery