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Find a pattern and crack the code with NSA CryptoChallenge.
Find a pattern and crack the code. The National Security Agency’s NSA CryptoChallenge is all fun and games, but NSA’s mission is serious and vital to the nation’s safety.
NSA needs the best and brightest problem solvers to protect U.S. information systems and produce foreign intelligence.
Visit NSA.gov/Careers to learn more about NSA and how you can contribute to this important work.
© 2014 National Security Agency
* Women in STEM
Minor bug fixes.
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On our website, you can easily download the latest version of NSA CryptoChallenge! No registration and SMS required!