Beakman's World
History of Cryptography
Beakman explains the history of code. Cryptography is the foundation of codes. Beakman then makes a DIY skytale to create a secret code. The enigma machine helped with WW2 codes and then Beakman shows how to create a DIY Grille to decode messages.
This clip contains profanity at the following moments: 04:35 - 04:37

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