Encrypt and Decrypt emails

crypto.js

const crypto = require('crypto');
const algorithm = 'aes-192-cbc';
const password = '3zTvzr3p67VC61jmV54rIYu1545x4TlY';
const key = crypto.scryptSync(password, 'salt', 24);
const iv = Buffer.alloc(16, 0);


function encrypt(text) {
  const cipher = crypto.createCipheriv(algorithm, key, iv)
  let encrypted = cipher.update(text, 'utf8', 'hex')
  encrypted += cipher.final('hex');
  return encrypted;
}

function decrypt(encrypted) {
  const decipher = crypto.createDecipheriv(algorithm, key, iv)
  let dec = decipher.update(encrypted, 'hex', 'utf8')
  dec += decipher.final('utf8');
  return dec;
}

const email = "sandeepranjan2007@yahoo.co.in";

const hw = encrypt(email);
console.log(decrypt(hw));