Skip Site Navigation
HomeNews & FeaturesPuzzlesNSA's Puzzle Periodical

NSA's Puzzle Periodical

Intelligence. It's the ability to think abstractly. Challenge the unknown. Solve the impossible. NSA employees work on some of the world's most demanding and exhilarating high-tech engineering challenges. Applying complex algorithms and expressing difficult cryptographic problems in terms of mathematics is part of the work NSA employees do every day.

Try your hand at this month's problem written by a member of our expert workforce.

April 21, 2016

April 2016 Puzzle Periodical

April 2016 Puzzle Periodical; Puzzle created by Andy F., Applied Research Mathematician, NSA

Oct. 2, 2015

October 2015 Puzzle Periodical

October 2015 Puzzle Periodical; Puzzle created by Ben E., Applied Research Mathematician, NSA

Sept. 15, 2015

September 2015 Puzzle Periodical

September 2015 Puzzle Periodical; Puzzle created by Tim C., Applied Research Mathematician, NSA

Aug. 18, 2015

August 2015 Puzzle Periodical

August 2015 Puzzle Periodical; Puzzle created by Roger B., Cryptanalytic Mathematician, NSA

July 21, 2015

Announcing NSA's Puzzle Periodical

NSA employees work on some of the world‘s most demanding and exhilarating high-tech engineering challenges. Applying complex algorithms and expressing difficult cryptographic problems in terms of mathematics is part of the work NSA employees do every day. Try your hand at a problem written by a member of our expert workforce.

July 21, 2015

July 2015 Puzzle Periodical

July 2015 Puzzle Periodical; Puzzle created by Stephen C., Applied Research Mathematician, NSA