Upon completion of the sign-in transaction, the users authenticate with the authorization server and return to the application . Inside the AuthorizationTokenResponse result object, you receive three tokens: accessToken : an OAuth 2.0 artifact that allows the application to call secure APIs on behalf of the user.
Read moreHow do I use Firebase authentication?
Get Started with Firebase Authentication on Websites
Read moreHow do I authenticate my email on flutter?
Follow the steps to Firebase email and password authentication in the Flutter application.
Read moreHow do I authenticate my phone number on flutter?
On the Firebase Console, select the “Phone” authentication provider and click on the “Phone numbers for testing” dropdown. Enter a new phone number (e.g. +44 7444 555666 ) and a test code (e.g. 123456 ).
Read moreHow do I use Google authentication in flutter?
Flutter – Google Sign in UI and Authentication
Read moreHow do I verify my email with Firebase?
Enable Email Link sign-in for your Firebase project
Read moreHow do I send a verification email on Flutter?
Email verification for Flutter Apps using DART.
Read more