XKeyscore (XKEYSCORE or XKS) is a secret computer system used by the United States National Security Agency (NSA) for searching and analyzing global Internet data, which it collects in real time. #MostDiscussed #UnitedStates #MassSurveillance #Espionage #Computing #Australia #NewZealand #UnitedKingdom https://www.mostdiscussed.com/article/159671