One of the simplest and most well-known ciphers is the Caesar Displacement Cipher. A common modern use is the ROT13 encryption.
Encrypt or decrypt secret phrases or words with JavaScript
Cifra o Descifra palabras o frases secretas con esta máquina.
Encrypt or decrypt secret phrases or words with JavaScript
Cifra o Descifra palabras o frases secretas con esta máquina.
https://conancos.dev/next/logica-js/CaesarCipherMachine/