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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

1989: Fall of Berlin wall began.

Sunday, November 9, 2025

9 Nov 1989: Fall of the Berlin Wall began when East German authorities opened crossing points.

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Check out the Cryptologic Bytes Archives for a wide variety of articles on all topics related to cryptology, codes and ciphers, related publications, Museums, and more.