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Telnet, networking protocol used for remotely accessing a computer system. The first version of Telnet resulted from work on ARPANET, the precursor to the Internet (see DARPA), in the late 1960s. Computer users needed a way to remotely connect different types of computers. In response a committee of researchers from industry and academia developed the first proposal for the Telnet protocol in 1971 and produced the first version of Telnet in 1983. Since then Telnet...