ARPANET was the first network to use packet switching and TCP/IP protocols, which became the foundation of the Internet. Learn about its origins, development, features, and legacy from this comprehensive article. Learn how ARPANET, a U.S. military project, became the first network to use packet switching and TCP/IP, laying the foundation for the modern Internet. Explore the history, milestones, innovations, and legacy of ARPANET and its key figures. What is ARPANET? The U.S. Advanced Research Projects Agency Network (ARPANET) was the first public packet -switched computer network. It was first used in 1969 and finally decommissioned in 1989. ARPANET's main use was for academic and research purposes. Many of the protocols used by computer networks today were developed for ARPANET, and it is considered the forerunner of the modern internet. How history was made The Advanced Research Projects Agency Network (ARPANET) – the forerunner to the modern internet – marks its 50th anniversary today (October 29). To celebrate this landmark occasion, The Daily Swig provides a rundown of ARPANET and how it laid the groundwork for the modern internet and today’s hyper-connected world. What is ARPANET? ARPANET was an experimental system that pioneered the then-radical idea of networking different kinds of computers together. The ...
