‣ A Monoalphabetic substitution cipher, also known as a simple substitution cipher, relies on a fixed replacement structure. It used the same substitution across the entire message.
For example, if 'A' is encrypted as 'D', for any number of occurrence in that plaintext, 'A' will always get encrypted to 'D'.

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DECIPHER: A Compilation of codes and ciphers
Random✘ - - - DECIPHER is a book compilation that tackles different, new and old codes/ciphers. In addition, this book begins with the definition of cryptography along with it's different terminology for begginers, and better understanding. Interested? W...