Arpanet

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Arpanet

The first digital network that utilized packet switching, which is the transmission of data, regardless of content, in manageable chunks called packets. This was a revolutionary technology and ultimately led to the creation of the modern Internet. It was developed in the 1960s by the Defense Advanced Research Projects Agency.
References in periodicals archive ?
It included a message from Stoll describing the spread of the virus on MILNET and suggested that MILNET sites might want to remove themselves from the network.
Within a few weeks, we noticed him exploring our network connections--using ARPANET and MILNET quite handily, but frequently needing help with lesser known networks.
While connected to MILNET, this intruder attempted to enter about 450 computers, trying to log in using common account names like root, guest, system, or field.
With thousands of military computers attached, MILNET might seem inviting to spies.
Some may argue that it is ludicrous to hunt for classified information over MILNET because there is none.
Eliminating him from LBL would hardly have cut his access to MILNET.