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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 ...
An example of this threat came to reality in 2008 when Russian malware made its way into the SIPRNET system by way of a thumb-drive which was plugged into classified-level computers accessing the network.
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. The general public can access unclassified information through its public website.
The Army Regulation (AR) 25-50 Preparing and Managing Correspondence is the United States Army 's administrative regulation that "establishes three forms of correspondence authorized for use within the Army: a letter, a memorandum, and a message." [1]
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 ...
Army Knowledge Online ( AKO) was a web application that provided enterprise information services to the United States Army, joint, and Department of Defense customers. AKO was sunset in 2021. [1] The remaining following information is historical in nature.
Thus, if one creates an unclassified document on a secret device, the resultant data is classified secret until it can be manually reviewed. Computer networks for sharing classified information are segregated by the highest sensitivity level they are allowed to transmit, for example, SIPRNet (Secret) and JWICS (Top Secret-SCI).
At one time, the designers of X.400 were expecting it to be the predominant form of email, but this role has been taken by the SMTP -based Internet e-mail. [1] Despite this, it has been widely used within organizations and was a core part of Microsoft Exchange Server until 2006; variants continue to be important in military and aviation contexts.