Communication security/ Internet origin

How long have intelligence agencies been keeping tabs on the internet, and what role did these agencies play in creating the internet we use today? For the most part, these kinds of questions have been relegated to comments sections on random blogs and the occasional tweet from researchers. We're hoping to remedy that in whatever small way we can, starting with a look at the 1960s and 70s.

…The common mythology about the birth of the internet is that it evolved organically to produce this new frontier filled with hackers and geeks and new opportunities. The part everyone forgets to mention? The intelligence community, and specifically the NSA, was there from the beginning. The connections between the birth of our modern internet and the military community have long been established. But the part of the story that deserves further exploration is the ties to the intelligence community.

A History of Internet Spying, Part 2