XOR ciphers take advantage of Ascii encoding and basic bit switching operations. They are extremely fast, but not particularly secure when used alone, without a key exchange algorithm. XOR ciphers make up much of the basis of how modern encryption works. More Crypto 101: ADFVGX - Pigpen - Homophonic Cipher - Vigenère Cipher - Cracking Substitution Ciphers - Caesar shift and Atbash - Support me on Patreon if you are into that -