IronCurtain V2.0?
[0] https://www.reddit.com/r/AskHistorians/comments/685lp2/was_j...
McCarthysim per se was horrible, but the fact remains that the Red Scare was grounded in historical truth.
https://www.amazon.com/Venona-Decoding-Espionage-America-Com...
Witch hunts are bad, but yes, there was a large spy network. Perhaps it could have even been uprooted with measured counter-intelligence, instead of McCarthyism.