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K12 LibreTexts

Ciphers in War 2

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  • Here's some vocabulary you may need to understand the passage on the next page:

    cipher - noun: A note written in a secret code.


    telegraph - noun: A device used to send a message at a distance over a wire (usually in Morse code).


    message - noun: A note to a person, usually brief and written.


    key - noun: Something important for explaining.


    variation - noun: Something changed a little bit.


    cryptography - noun: The act of writing in code or cipher.






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