nodejs encryption 128bit

import * as crypto from “crypto”;

const algorithm:string = ‘aes-128-ecb’;

const key:Buffer = crypto.randomBytes(16);
// Encryption

const plaintextEnc:Buffer = Buffer.from(‘0123456789012345’);

const cipherEnc:crypto.Cipher = crypto.createCipheriv(algorithm, key, null);

cipherEnc.setAutoPadding(false);

const ciphertext:Buffer = Buffer.concat([cipherEnc.update(plaintextEnc), cipherEnc.final()]);

console.log(ciphertext.toString(‘hex’)); 
// Decryption

const cipherDec:crypto.Decipher = crypto.createDecipheriv(algorithm, key, null);

cipherDec.setAutoPadding(false);

const plaintextDec:Buffer = Buffer.concat([cipherDec.update(ciphertext), cipherDec.final()]);

console.log(plaintextDec.toString(‘hex’));