[p5.js] Web page source code security issues / How can I do 'p5 Encryption'?

p5.js Project Guidance
3

@javagar

 var encrypted = CryptoJS.AES.encrypt("Message", "Secret Passphrase");
//U2FsdGVkX18ZUVvShFSES21qHsQEqZXMxQ9zgHy+bu0=

var decrypted = CryptoJS.AES.decrypt(encrypted, "Secret Passphrase");
//4d657373616765

Q1) How do I add ‘CryptoJS.AES’?

Q2) Can it be used on p5? Or is there some other way to ‘encrypt’ it?