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"On This Date in History" Calendar
4 March 1975: STONEHOUSE site officially closed. The signals collection site was located in Asmara, Ethiopia and closed prematurely due to civil war.
Learn more via the NSA.gov STONEHOUSE PDF - linked below.
Check out the Cryptologic Bytes Archives for a wide variety of articles on all topics related to cryptology, codes and ciphers, related publications, Museums, and more.
Special Note - to play our Amanita Whitehat online cybersecurity games - please open the game pages on a computer or tablet with a keyboard. Thank you!