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Cryptologic History

Every little bit helps the NCF to influence the cryptologic future by sharing our educational resources, stimulating new knowledge, and commemorating our heritage.

"On This Date in Cryptologic History" Calendar

1943: First break in the Japanese Water Transport Code.

Monday, April 6, 2026

6 April 1943: First break into the Japanese Water Transport Code.

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Learn About the Pioneers

Learn about the various individuals and groups who paved the way in the field of cryptology, cyber, computers, and more.