You can save your codes safely in your Google Account with Google Authenticator. This helps protect you from being locked out of your account when you change devices.

With 2-Step Verification, or two-factor authentication, you can add an extra layer of security to your account in case your password is stolen. After you set up 2-Step Verification, you can …

The Google Auth Platform is where you manage your apps and OAuth credentials for calling Google APIs and using Sign-in with Google. Visit the overview page of the Google Auth …

You need to authorize your account to allow authentication. If an administrator sets up authentication with their account and then leaves your organization, you won't be able to …

Learn how to install the Google Authenticator app to get codes on your phone. Security keys are one of the most secure second steps you can use with your Google Account.

Learn why we recommend Google prompts instead of text message (SMS) verification codes. If we notice something different about how you sign in, like your location, you might not be able …

Security keys can be used with 2-Step Verification to help you keep hackers out of your Google Account. Important: If you’re a journalist, activist, or someone else at risk of targeted online attack

When you sign in with Google or share some access to your Google Account data, your Google Account and third-party account remain separate. If you have an issue with your third-party …

In addition to your username and password, you'll enter a code that Google will send you via text or voice message upon signing in. 2-step verification drastically reduces the chances of having …

When the user grants access, it's recorded through a 3-legged OAuth access token. (For more details about how authorized access works with Google Workspace, see the diagram on how …