Google Authenticator is an App that you download onto your smartphone. It is a one-time password service and is an alternative to mobile phone SMS OTP. When you travel abroad you might not be able to use your mobile phone service so by using Google Authenticator you can receive your one time password.
To synchronise your Google Authenticator App with your OTP:
- Log in to your account.
- Select the three gears Setting icon in the upper right corner.
- Select Google Authenticator to install Google Authenticator and add your secret key in the App settings.