The original concept of internet was likely from a series of notes by a professor of Massachusetts Institute of Technology(MIT) Joseph Carl Robnett Licklider, as known as as J. C. R. or Lick, in August 1962. He noted the “Galactic Network" concept, in which he imaged a globally interconnected system that people easily and quickly access programs and data regardless where the users at. Even though Licklider had a concept of the internet but most of people believe the rudiment of the Internet was created by the Defense Advanced Research Projects Agency (DARPA) which is an agency of the United States Department of Defense. Based on the period of the Cold War, The initial idea was more internal use between departments, which could efficiently