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NMCI is a US Department of the Navy program that provides IT services for the Navy and Marine Corps. It consolidated over 6,000 networks, 8,000 applications, and 15,003 logistics systems into a single integrated and secure network.
Learn about the different types of identity documents issued by the U.S. Department of Defense to identify a person as a member of the Armed Forces or a dependent. See the colors, features, and functions of the Common Access Card, the Next Generation USID card, and the legacy ID cards.
The common access card (CAC) is a smart card used by U.S. defense personnel and some civilians for identification, access, and authentication. It contains personal information, photo, fingerprint, and encryption key, and can be used for various purposes such as computer networks, Geneva Conventions, and travel.
SIPRNet is a system of interconnected computer networks used by the U.S. Department of Defense and the U.S. Department of State to transmit classified information up to SECRET level. It is the secret component of the Defense Information Systems Network and has access to a small pool of trusted allies, such as the Five Eyes.
DISA is a DoD combat support agency that provides IT and communications support to the U.S. military and other defense organizations. DISA offers various services such as command and control, multinational information sharing, computing, contracting, and enterprise engineering.
JWICS is the Joint Worldwide Intelligence Communications System that houses top secret and sensitive compartmented information for the US Department of Defense and the Intelligence Community. It was accessed by Chelsea Manning and Jack Teixeira to leak sensitive documents to WikiLeaks and expose US military actions in Iraq and Ukraine.
MARFORCYBER is a Marine Corps functional formation to protect critical infrastructure from cyberattack. It is the Marine Corps component to U.S. Cyber Command and U.S. Space Command, and has subordinate units such as MCCOG and MCCYWG.
The web page explains the complex organizational structure of the United States Department of Defense (DoD) and the chain of command from the President to the Secretary of Defense and the Unified Combatant Commanders. The non-operational chain of command runs from the President to the Secretary of Defense and then to the Secretary of the Army, Navy, Air Force, or Space Force.