National Security Agency
URL:
http://www.nsa.gov The National Security Agency/Central Security Service (NSA/CSS) is home to America's codemakers and codebreakers. The National Security Agency has provided timely information to U.S. decision makers and military leaders for more than half a century. The Central Security Service was established in 1972 to promote a full partnership between NSA and the cryptologic elements of the armed forces.
(photo courtesy of NSA)