National Security Agency (NSA)/Central Security Service (CSA): Frequently Asked Questions
This FAQ covers basic information about this cryptologic U.S. government agency whose "mission is the protection of U.S. information systems and the production of foreign signals intelligence information." Includes official U.S. government answers to questions such as "Why can't you talk about something after it has been in the newspaper?" and "Does NSA/CSS unconstitutionally spy on Americans?" (no) Includes some acronyms.
National Security Agency/Central Security Service