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  2. Behind the Green Door secure communications center with SIPRNET, NMIS/GWAN, NSANET, and JWICS access. The Joint Worldwide Intelligence Communications System (JWICS) is a secure intranet system utilized by the United States Department of Defense to house "Top Secret/Sensitive Compartmented Information" [5] In day-to-day usage, the JWICS is used primarily by members of the Intelligence Community ...

  3. List of assigned /8 IPv4 address blocks - Wikipedia

    en.wikipedia.org/.../8_IPv4_address_blocks

    Each / 8 block contains 256 3 = 2 24 = 16,777,216 addresses, which covers the whole range of the last three delimited segments of an IP address. This means that 256 /8 address blocks fit into the entire IPv4 space. As IPv4 address exhaustion has advanced to its final stages, some organizations, such as Stanford University, formerly using 36.0.0 ...

  4. Department of Defense Activity Address Code - Wikipedia

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

    The Department of Defense Activity Address Code (DoDAAC) is a six position code that uniquely identifies a Department of Defense unit, activity, or organization that has the authority to requisition, contract for, receive, have custody of, issue, or ship DoD assets, or fund/pay bills for materials and/or services.

  5. List of defense contractors - Wikipedia

    en.wikipedia.org/wiki/List_of_defense_contractors

    A defense contractor is a business organization or individual that provides products or services to a military or intelligence department of a government.Products typically include military or civilian aircraft, ships, vehicles, weaponry, and electronic systems, while services can include logistics, technical support and training, communications support, and engineering support in cooperation ...

  6. Defense Technical Information Center - Wikipedia

    en.wikipedia.org/wiki/Defense_Technical...

    The Defense Technical Information Center (DTIC, / ˈdiːtɪk / [2]) is the repository for research and engineering information for the United States Department of Defense (DoD). DTIC's services are available to DoD personnel, federal government personnel, federal contractors and selected academic institutions.

  7. SIPRNet - Wikipedia

    en.wikipedia.org/wiki/SIPRNet

    Header of an unclassified Department of State telegram with the "SIPDIS" tag marked in red. 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 ...

  8. List of United States defense contractors - Wikipedia

    en.wikipedia.org/wiki/List_of_United_States...

    ('DoD 9700' worksheet). [1] The Department of Defense announces contracts valued at $7 million or more each business day at 5 pm. [2] All defense contractors maintain CAGE (Commercial and Government Entity) Codes and are profiled in the System for Award Management (SAM). [3]

  9. Leidos - Wikipedia

    en.wikipedia.org/wiki/Leidos

    Leidos Holdings, Inc. Leidos Holdings, Inc. is an American defense, aviation, information technology, and biomedical research company headquartered in Reston, Virginia, that provides scientific, engineering, systems integration, and technical services. Founded as Science Applications International Corporation (SAIC), [6] Leidos merged with ...