How to Set Up Apple’s Authenticator App
By Rhett Intriago
Two-factor or multi-factor authentication is a way to keep your accounts secure. Everyone who values their security and privacy should have multi-factor authentication enabled for every online account that offers it. You can usually do this with either your phone number or an authenticator app. Does Apple have an authenticator app? In this tip, I'll show you how to set up Apple's authenticator app on your iPhone.