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  2. Defense Message System - Wikipedia

    en.wikipedia.org/wiki/Defense_Message_System

    The Defense Message System or Defense Messaging System (DMS) is a deployment of secure electronic mail and directory services in the United States Department of Defense.DMS was intended to replace the AUTODIN network, and is based on implementations of the OSI X.400 mail, X.500 directory and X.509 public key certificates, with several extensions to meet the specific needs of military messaging.

  3. United States Department of Defense - Wikipedia

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

    t. e. 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.

  4. United States Department of the Navy - Wikipedia

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

    The United States Department of the Navy (DON) is one of the three military departments within the Department of Defense of the United States of America.It was established by an Act of Congress on 30 April 1798, at the urging of Secretary of War James McHenry, to provide a government organizational structure to the United States Navy (USN); since 1834, it has exercised jurisdiction over the U ...

  5. 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 JWICS superseded the earlier DSNET2 and DSNET3, the Top Secret and SCI levels of the ...

  6. List of U.S. Department of Defense agencies - Wikipedia

    en.wikipedia.org/wiki/List_of_U.S._Department_of...

    The Department was established in 1947 and is currently divided into three major Departments—the Department of the Army, Navy and Air Force—and has a military staff of 1,418,542 (553,044 US Army; 329,304 US Navy; 202,786 US Marine Corps; 333,408 US Air Force). The DoD is headed by the Secretary 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. NIPRNet - Wikipedia

    en.wikipedia.org/wiki/NIPRNet

    The Non-classified Internet Protocol (IP) Router Network [1] ( NIPRNet) is an IP network used to exchange unclassified information, including information subject to controls on distribution, [2] among the private network's users. The NIPRNet also provides its users access to the Internet . It is one of the United States Department of Defense's ...

  9. Can You Join the Military with Asthma? What To Know. - Healthline

    www.healthline.com/health/asthma/can-you-join...

    This means that asthma can sometimes disqualify a person from serving in the Armed Forces. Depending on your personal history with asthma and the severity of the disease, you may be able to obtain ...