HAPPY INDEPENDENCE DAY TO AMERICA 4-7-2011.AA MA AA ,TUJHE DIL NEH PUKARAH !

http://en.wikipedia.org/wiki/Nsa
The National Security Agency/Central Security Service (NSA/CSS) is a cryptologic intelligence agency of the United States Department of Defense responsible for the collection and analysis of foreign communications and foreign signals intelligence, as well as protecting U.S. government communications and information systems, which involves cryptanalysis and cryptography.

Agency overview
Formed November 4, 1952
Preceding agency Armed Forces Security Agency

Headquarters Fort Meade, Maryland

Agency executives General Keith B. Alexander, USA, Director
John C. Inglis, Deputy Director
Parent agency United States Department of Defense
The National Security Agency is divided into two major missions: the Signals Intelligence Directorate (SID), which produces foreign signals intelligence information, and the Information Assurance Directorate (IAD), which protects U.S. information systems
http://en.wikipedia.org/wiki/Roja