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Caesar cipher
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Caesar cipher

cryptography
Also known as: Caesar shift cipher, shift cipher

Learn about this topic in these articles:

principles of cryptology

  • Vigenère table
    In cryptology: Substitution ciphers

    …these, the best-known is the Caesar cipher, used by Julius Caesar, in which A is encrypted as D, B as E, and so forth. As many a schoolboy has discovered to his embarrassment, cyclical-shift substitution ciphers are not secure. And as is pointed out in the section Cryptanalysis, neither is…

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substitution cipher

  • In substitution cipher

    …these, the best-known is the Caesar cipher, used by Julius Caesar, in which A is encrypted as D, B as E, and so forth. As many a schoolboy has discovered to his embarrassment, cyclical-shift substitution ciphers are not secure, nor is any other monoalphabetic substitution cipher in which a given…

    Read More