Hot answers tagged multi-factor-auth
Authenticator works even when you don't have any sort of network available for your smartphone. I don't know about your mobile provider, but I don't trust mine to deliver SMS messages in anything that resembles a timely manner. Beyond that, it is more secure, as you've noted.
The reason why you aren't seeing the option to enable the 2-factor authentication in your settings page may indicate that the Administrator for your Google Apps for your domain hasn't enabled the feature to be used by people in your Google for Business instance. If that is the case, the answer to your question would be: The administrator for your Google ...
Only top voted, non community-wiki answers of a minimum length are eligible