Secure your Flutter Web app using Multi factor authentication
summary
Shows how to get true multi factor auth working for Flutter Web by wiring together real tools and code instead of theory. Uses Firebase + Identity Platform and SMS second factor, discovers sign in requires a middle step so implements cloud functions custom token exchange to bridge Firebase and Identity Platform, walks through reauthenticate → get multiFactorSession → verify phone → create credential → enroll, and notes the newer Flutterfire MFA support removes much of that glue.
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chapters (10)
- 0:00Introduction and background
- 2:37Secure storage in Flutter
- 4:45Certificate pinning for security
- 5:29Authentication vs authorization
- 6:35Multifactor authentication basics
- 8:42OAuth for authentication
- 11:12AWS Amplify for auth
- 13:16Implementing MFA with Firebase
- 19:45Firebase MFA support update
- 22:38Conclusion and Q&A
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