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Defense Information System Network The Defense Information System Network (DISN) has been the United States Department of Defense 's enterprise telecommunications network for providing data, video, and voice services for 40 years. [1] The DISN end-to-end infrastructure is composed of three major segments:
United StatesArmed Forces. United States Cyber Command (USCYBERCOM) is one of the eleven unified combatant commands of the United States Department of Defense (DoD). It unifies the direction of cyberspace operations, strengthens DoD cyberspace capabilities, and integrates and bolsters DoD's cyber expertise which focus on securing cyberspace.
List of assigned /8 IPv4 address blocks Some large / 8 blocks of IPv4 addresses, the former Class A network blocks, are assigned in whole to single organizations or related groups of organizations, either by the Internet Corporation for Assigned Names and Numbers (ICANN), through the Internet Assigned Numbers Authority (IANA), or a regional Internet registry.
The Defense Information Systems Agency (DISA), known as the Defense Communications Agency (DCA) until 1991, is a United States Department of Defense (DoD) combat support agency composed of military, federal civilians, and contractors. DISA provides information technology (IT) and communications support to the President, Vice President, Secretary of Defense, the military services, the combatant ...
The Joint Worldwide Intelligence Communication System (JWICS, / ˈdʒeɪwɪks / JAY-wiks) is the United States Department of Defense 's secure [citation needed] intranet system that houses top secret and sensitive compartmented information. JWICS superseded the earlier DSNET2 and DSNET3, the Top Secret and SCI levels of the Defense Data Network based on ARPANET technology. [1][2]
The Secret Internet Protocol Router Network (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 and including information classified SECRET) by packet switching over the 'completely secure' environment". [1] It also provides services such as hypertext document access and ...
The GIG includes any DoD system, equipment, software, or service that transmits, stores, or processes DoD information, and any other associated services necessary to achieve information superiority. The Global Information Grid (GIG) is a network of information transmission and processing maintained by the United States Department of Defense.
The Assistant Secretary of Defense for Networks & Information Integration (ASD (NII)) was an appointed position that provided management and oversight of all DoD information technology, including national security systems. The ASD (NII) also served as the chief information officer (CIO) of the United States Department of Defense (DoD), a ...