ECHELON: America's Spy in the Sky by Patrick S. Poole, Deputy Director, Center for Technology Policy

In the greatest surveillance effort ever established, the US National Security Agency (NSA) has created a global spy system, codename ECHELON, which captures and analyzes virtually every phone call, fax, email and telex message sent anywhere in the world. ECHELON is controlled by the NSA and is operated in conjunction with the General Communications Head Quarters (GCHQ) of England, the Communications Security Establishment (CSE) of Canada, the Australian Defense Security Directorate (DSD), and the General Communications Security Bureau (GCSB) of New Zealand. These organizations are bound together under a secret 1948 agreement, UKUSA, whose terms and text remain under wraps even today....