Two-factor authentication
Overview
In order to get an Apple developer account, your Apple ID must have Two-factor authentication (2FA) enabled.
If you provided a phone number when signing up to Apple, in most cases this is enabled by default.
Two-factor authentication
When logged in to your apple ID account, you can view your 2FA status in the Security section:
Information and instructions for enabling Two-factor authentication are available from Apple’s support site: https://support.apple.com/en-us/HT204915