rotor machine enigma cipher from world war |
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navigate by keyword : allies alphabetic army century cipher code communication computer cryptanalysis decrypting decryption device document electro encrypting encryption enigma german germany historic historical history intelligence key letter machine mechanical messages military number old past poly radio record rotor russian scrambler second secret sign signal symbol technology transmissions war warfare world |
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Rotor Machine, Enigma, Cipher Coding Machine from World War II |
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