Implementation of Encryption and Decryption of plaintext using Vigenere Cipher in C++. Vigenere Cipher is a kind of polyalphabetic substitution method of encrypting alphabetic text.
Implementation of Encryption and Decryption using Hill Cipher in C++. Hill cipher is a polygraphic substitution cipher.
Implementation of Encryption and Decryption of plain text using C++. Caesar Cipher is the simplest form of substitution cipher.