Node.js random password

password.js

const crypto = require('crypto')

function createRandomPassword() {
  return new Promise((resolve, reject) => {
    crypto.randomBytes(32, (err, buf) => {
      if (err) return reject(err)
      resolve(buf.toString('hex'))
    })
  })
}

createRandomPassword().then((pass) => {
  console.log(pass)
})