|A private branch of the U.S. government staffed by mathematicians; the agency seeks for better ways to secure American communications against the interception of enemies. They also pursue in finding out ways on how to decode the secret messages of the enemies.
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|A branch of the U.S. government staffed by mathematicians; the agency seeks for better ways to secure American communications against the interception of enemies. They also develop ways to decode the secret messages of enemies.