account.js

(async () => {
	const account = await web3.eth.accounts.create();
    console.log('new account', account);

    const keystore = account.encrypt(account.privateKey, '123');
    console.log('keystore for account', keystore);

    const account2 = await web3.eth.accounts.decrypt(keystore, '123');
    console.log(account2);
})()