Defense Data Network

Computing Dictionary

Defense Data Network definition


(DDN) A global communications network serving the US Department of Defense. Composed of MILNET, other portions of the Internet, and classified networks which are not part of the Internet. The DDN is used to connect military installations and is managed by the Defense Information Systems Agency.
(1994-12-01)

The Free On-line Dictionary of Computing, © Denis Howe 2010 http://foldoc.org
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