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Pastimes : Computer Learning

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From: Gottfried3/30/2017 11:31:46 PM
1 Recommendation  Read Replies (1) of 110652
 
OT *** The Founding Fathers Encrypted Secret Messages, Too
Centuries before cybersecurity, statesmen around the world communicated with their own elaborate codes and ciphers.

theatlantic.com

A replica of a Jefferson cylinder cipher at the National Cryptologic Museum

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