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  2. Defense Information Systems Agency - Wikipedia

    en.wikipedia.org/wiki/Defense_Information...

    United StatesArmed Forces. 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.

  3. Defense Information System Network - Wikipedia

    en.wikipedia.org/wiki/Defense_Information_System...

    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: The sustaining base (I.e., base, post ...

  4. Department of Defense Architecture Framework - Wikipedia

    en.wikipedia.org/wiki/Department_of_Defense...

    Systems and services view (SV) is a set of graphical and textual products that describe systems and services and interconnections providing for, or supporting, DoD functions. SV products focus on specific physical systems with specific physical (geographical) locations.

  5. United States Department of Defense - Wikipedia

    en.wikipedia.org/wiki/United_States_Department...

    The United States Department of Defense ( DoD, [2] USDOD, or DOD) is an executive branch department of the federal government of the United States charged with coordinating and supervising all agencies and functions of the U.S. government directly related to national security and the United States Armed Forces.

  6. Global Information Grid - Wikipedia

    en.wikipedia.org/wiki/Global_Information_Grid

    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.

  7. Organizational structure of the United States Department of ...

    en.wikipedia.org/wiki/Organizational_structure...

    The Pentagon, headquarters of the United States Department of Defense.. The United States Department of Defense (DoD) has a complex organizational structure.It includes the Army, Navy, the Marine Corps, Air Force, Space Force, the Unified combatant commands, U.S. elements of multinational commands (such as NATO and NORAD), as well as non-combat agencies such as the Defense Intelligence Agency ...

  8. the public. No. 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 ...

  9. Defense Satellite Communications System - Wikipedia

    en.wikipedia.org/wiki/Defense_Satellite...

    The Defense Satellite Communications System (DSCS) is a United States Space Force satellite constellation that provides the United States with military communications to support globally distributed military users. Beginning in 2007, DSCS began being replaced by the Wideband Global SATCOM system. A total of 14 DSCS-III satellites were launched ...