National Security Agency (NSA), U.S. intelligence agency within the Department of Defense that is responsible for cryptographic and communications intelligence and security. Its headquarters are in Fort Meade, Maryland .

Sep 06, 2013 Snowden and the NSA - Bill of Rights Institute The National Security Act of 1947, which established the Central Intelligence Agency (CIA), explicitly prohibited the agency from having “police, subpoena, law-enforcement powers, or internal security functions.” The intelligence agency reforms that emerged post-Watergate required special court authorizations for surveillance of U.S. citizens. NSA Surveillance | American Civil Liberties Union

Sep 06, 2013

NSA offers a wide selection of paid programs for high school, college and graduate students in many career fields. NSA Spying on Americans Is Illegal | American Civil

Aug 14, 2013

An Overview of the Major U.S. Intelligence Agencies: What May 11, 2011 Conspiracy Theories and the NSA - Schneier on Security Sep 06, 2013 Snowden and the NSA - Bill of Rights Institute