The 1st Information Operations Command (Land), formerly the Land Information Warfare Activity Information Dominance Center (LIWA/IDC), is an information operations unit under the operational control of U.S. Army Cyber Command (ARCYBER) and headquartered at Fort Belvoir, Virginia.
It provides multi-disciplinary Information Operations (IO) support to the component and major commands of the United States Army. 1st IO CMD has broad authority to coordinate IO topics and establish contact with Army organizations, the United States Navy (USN) and United States Air Force (USAF), and JCS IO Centers, and with United States Department of Defense (DoD) and National Agency IO elements.