"Tokyo decided it could not do so because under current legislation, it cannot intercept such communications even if the aim is to prevent a terrorist act"
NSA: "Tor stinkt". Präsentation Sommer 2012. Problem: "we will never be able to de-anonymize all Tor users all the time"
NSA speichert Metadaten des Internet für mindestens 1 volles Jahr
"Deutschland als besetztes Land" -- Snowden, NSA und Merkel COMPACTLive
History of encryption, 1970s: corporation vs. NSA
U.S. Surveillance Is Not Aimed at Terrorists
The history of NSA spying, from telegrams to email