This is a simple Vigenère encryption/decryption implementation in javascript and Bash. I have created a website and written a bash script that both implement the Vigenère encryption algorithm. The ...

1. Caesar's Cipher: Description: Caesar's Cipher is a substitution cipher that shifts each letter in the plaintext by a fixed number of positions. The shift value, known as the key, determines the ...

Hello, this is Snwapple. The content of this series is entirely self-taught, so please let me know if there are any mistakes. The previous article is here. This time, I will explain one of the major ...