Node.js speakeasy MFA example

mfa.js

import speakeasy from 'speakeasy'

export function generateSecret() {
  return speakeasy.generateSecret({
    length: 32,
    symbols: false
  }).base32
}

export function generateAuthUrl({username, secret}) {
  return speakeasy.otpauthURL({ secret: secret, label: username, issuer: 'CoinCircle', algorithm: 'sha1', encoding: 'base32' });
}

export function verify(mfaSecret, mfaCode) {
  mfaCode = (mfaCode||'').replace(/[^\d]+/gi, '')
  return speakeasy.totp.verify({
    secret: mfaSecret,
    encoding: 'base32',
    token: mfaCode,
    window: 2,
    digits: 6,
  })
}