Protecting the data in your accounts is essential, and no account is more important to users of Apple devices than their Apple ID account. This account covers many features, from email to calendars, from online storage to online purchases. We have long recommended the use of two-factor authentication whenever possible, and these days it is almost essential that you set this up for your Apple ID.
In this article, I’m going to explain how Apple’s two-factor authentication (2FA) works, how to set it up, and how to prepare for situations where you may not be able to get 2FA codes.
Read the rest of the article on The Mac Security Blog.