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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

1599: Birth date of Antoine Rossignol

Wednesday, January 1, 2025

1 January 1599: Birthday of Antoine Rossignol, Cryptologist of France, serving the "Sun King."

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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.