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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. It is the secret component of the Defense Information Systems Network and has a domain structure and naming convention similar to the open internet.
Army Knowledge Online (AKO) was a web application that provided enterprise information services to the US Army and DoD customers. AKO was sunset in 2021 and replaced by Defense Knowledge Online.
JWICS is the Joint Worldwide Intelligence Communication 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 in 2010 to leak documents to WikiLeaks, and by Jack Teixeira in 2023 to reveal the Russian invasion of Ukraine.
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.
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.
NIPRNet is a network used by the U.S. Department of Defense to exchange unclassified information, including information subject to controls on distribution. It is one of the three main networks of the DoD, along with SIPRNet and JWICS.
This web page provides a partial list of agencies, field activities, and other components under the United States Department of Defense (DoD), which controls the Armed Forces of the United States. It also includes the names and functions of the major commands, the combatant commands, and the unified combatant commands of the DoD.
DISN is the enterprise telecommunications network of the U.S. Department of Defense, providing data, video, and voice services for 40 years. It consists of three segments: sustaining base, long-haul transport, and deployed warfighter, and offers various networking services such as GCDS, NIPRNet, SIPRNet, and more.