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1. #2 FACTOR AUTHENTICATION MAC MAIL EXCHANGE VERIFICATION#
2. #2 FACTOR AUTHENTICATION MAC MAIL EXCHANGE CODE#

In addition, quite a few will have their email protected by only a username and a password - which similar to your AppleID username and password is "something you know" - which means that you then only have 1-factor authentication. However, the point of 2-factor authentication is to ensure that two different factors are used when authentication - these factors are commonly named "something you know", "something you have" and "something you are".įor many people their email-account will be behind the same username and password as the AppleID they want to protect with 2FA - therefore using email is not a good idea there. Regarding your frustration with "why not email": Only Apple can really know why Apple did what Apple did. However, normally it is not problem taking your cell phone and phone services to other countries. You can potentially use a VoIP phone number as the trusted phone number (make sure to check that the specific VoIP service works for this purpose), if you having problem carrying your ordinary number with you when you travel. The trusted phone number is only used if you cannot access of your trusted devices. You do not have to use your phone number at all.

#2 FACTOR AUTHENTICATION MAC MAIL EXCHANGE CODE#

So if you're logging on to a new, untrusted device, you can use the code shown on your Mac, iPad or another device as verification.

#2 FACTOR AUTHENTICATION MAC MAIL EXCHANGE VERIFICATION#

When you need to login with your AppleID you can use any of the trusted devices to generate the necessary six-digit verification code. This saves data on the device that allows you to login again without having to your phone number at all. The first time you login with your AppleID using an iPhone, iPad, iPod Touch or Mac, you'll be asked if you want to trust the device. Yes, you can login with your AppleID using any trusted device without having access to your phone number.