EntityQ783145· pop 5· linked from 161 articlesProject SHAMROCKSign in to saveCold-War era US espionage exerciseConnectionsNational Security AgencyEntitysignals intelligenceEntityUnited StatesCountryGeorge W. BushPersonInternational Standard Book NumberEntityCentral Intelligence AgencyEntityFederal Bureau of InvestigationEntitycryptographyEntityespionageEntitydigital object identifierEntityInternational Standard Serial NumberEntitytelegraphyEntityUnited States Department of DefenseConceptUnited States Secret ServiceEntitysteganographyEntitysicEntitysurveillanceEntityPRISMEntityWestern UnionEntityinterrogationEntityCategoriesFederal Bureau of Investigation operationsGovernment databases in the United StatesNational Security Agency operationsPrivacy in the United StatesPrivacy of telecommunicationsSurveillance scandalsWestern Union