MILNET
Encyclopedia
In computer networking, MILNET (Military Network) was the name given to the part of the ARPANET
internetwork designated for unclassified United States Department of Defense
traffic.
MILNET was split off from the ARPANET in 1983: the ARPANET remained in service for the academic research community, but direct connectivity between the networks was severed for security
reasons. Gateways
relayed electronic mail between the two networks. BBN Technologies
built and managed both the MILNET and the ARPANET and the two networks used very similar technology. It is also known as "Military Net."
During the 1980s the MILNET expanded to become the Defense Data Network
, a worldwide set of military networks running at different security levels. In the 1990s, MILNET became the NIPRNET
.
ARPANET
The Advanced Research Projects Agency Network , was the world's first operational packet switching network and the core network of a set that came to compose the global Internet...
internetwork designated for unclassified United States Department of Defense
United States Department of Defense
The United States Department of Defense is the U.S...
traffic.
MILNET was split off from the ARPANET in 1983: the ARPANET remained in service for the academic research community, but direct connectivity between the networks was severed for security
Computer security
Computer security is a branch of computer technology known as information security as applied to computers and networks. The objective of computer security includes protection of information and property from theft, corruption, or natural disaster, while allowing the information and property to...
reasons. Gateways
Gateway (telecommunications)
In telecommunications, the term gateway has the following meaning:*In a communications network, a network node equipped for interfacing with another network that uses different protocols....
relayed electronic mail between the two networks. BBN Technologies
BBN Technologies
BBN Technologies is a high-technology company which provides research and development services. BBN is based next to Fresh Pond in Cambridge, Massachusetts, USA...
built and managed both the MILNET and the ARPANET and the two networks used very similar technology. It is also known as "Military Net."
During the 1980s the MILNET expanded to become the Defense Data Network
Defense Data Network
The Defense Data Network was a computer networking effort of the United States Department of Defense from 1983 through 1995.-History:In 1975, the Defense Communication Agency took over operation of the ARPANET as it became an operational tool instead of a research project. In 1983, plans for a...
, a worldwide set of military networks running at different security levels. In the 1990s, MILNET became the NIPRNET
NIPRNet
The Non-secure Internet Protocol Router Network is used to exchange sensitive but unclassified information between "internal" users as well as providing users access to the Internet. NIPRNet is composed of Internet Protocol routers owned by the United States Department of Defense...
.