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Date: 2012-04-11 13:45:43National Security Agency Mass surveillance United States government secrecy Security Central Intelligence Agency Operation Gold Espionage Intelligence assessment Signals intelligence in the Cold War Soviet Union–United States relations National security Surveillance | DOCID: [removed]U)Cryptologic Almanac 50 th Anniversary SeriesAdd to Reading ListSource URL: www.nsa.govDownload Document from Source WebsiteFile Size: 132,99 KBShare Document on Facebook |