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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 ...
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.
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). [1] The DoD is headed by the Secretary of Defense.
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 ...
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 ...
the public. No. 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 ...
CENTRIXS. The Combined Enterprise Regional Information Exchange System (CENTRIXS) is a collection of classified coalition networks, called enclaves, that enable information sharing through the use of email and Web services, instant messaging or chat, the Common Operational Picture service, and Voice over IP. CENTRIXS supports combatant commands ...
v. t. e. The United States Navy (USN) is the maritime service branch of the United States Armed Forces and one of the eight uniformed services of the United States. It is the world's most powerful navy and the largest by tonnage, at 4.5 million tons in 2021 [ 9 ] and in 2009 an estimated battle fleet tonnage that exceeded the next 13 navies ...