With 2FA enabled, you'll be asked to provide your 2FA authentication code, as well as your password, when you sign in to GitHub.| GitHub Docs
When you sign in for the first time from a new or unrecognized device without two-factor authentication enabled, GitHub may ask for additional verification to confirm that it is you.| GitHub Docs
Create a personal account to get started with GitHub.| GitHub Docs
Two-factor authentication (2FA) is an extra layer of security used when logging into websites or apps. With 2FA, you have to log in with your username and password and provide another form of authentication that only you know or have access to.| GitHub Docs
Triage, collaborate, and manage your work on GitHub from your mobile device.| GitHub Docs
You can choose among multiple options to add a second source of authentication to your account.| GitHub Docs
To confirm access to your account before you perform a potentially sensitive action, GitHub.com prompts for authentication.| GitHub Docs