smartledger-sdk/src/Encryption.js

A comprehensive blockchain and cryptographic operations SDK for JavaScript

import CryptoJS from "crypto-js";

class Encryption {
  //simple encryption with AES
  static encrypt(data, key) {
    const ciphertext = CryptoJS.AES.encrypt(
      JSON.stringify(data),
      key
    ).toString();
    return ciphertext;
  }
  static decrypt(ciphertext, key) {
    const bytes = CryptoJS.AES.decrypt(ciphertext, key);
    const decryptedData = JSON.parse(bytes.toString(CryptoJS.enc.Utf8));
    return decryptedData;
  }
}

// Example
const key = "my-secret-key";
const data = { message: "Hello, World!" };
const encryptedData = Encryption.encrypt(data, key);
console.log("Encrypted:", encryptedData);
const decryptedData = Encryption.decrypt(encryptedData, key);
console.log("Decrypted:", decryptedData);
export default Encryption;
export { Encryption };