How to Set Up Your iPhone as a Security Key for Google's 2FA
by David Murphy from Lifehacker on (#4XZ2V)

iOS: If you're a good Google user, you're probably used to receiving all sorts of prompts on your device whenever you sign into your account (or in the not-so-great instance when someone else is trying to sign in as you). Android users have been able to use their devices as security keys for some time now, and iPhone"