<!-- (A) LOAD CRYPTO JS LIBRARY --> <!-- https://cryptojs.gitbook.io/docs/ --> <!-- https://cdnjs.com/libraries/crypto-js --> <script src="https://cdnjs.cloudflare.com/ajax/libs/crypto-js/4.0.0/crypto-js.min.js"></script> <script> // (B) ENCRYPT & DECRYPT FUNCTIONS var crypt = { // (B1) THE SECRET KEY secret : "CIPHERKEY", // (B2) ENCRYPT encrypt : function (clear) { var cipher = CryptoJS.AES.encrypt(clear, crypt.secret); cipher = cipher.toString(); return cipher; }, // (B3) … Continue reading BASIC JAVASCRIPT CRYPTO