Nov 28
Multifactor authentication (MFA/2FA)
Firebase currently doesn't support totp yet.
Firebase does loosely support text mfa, but Flutter firebase doesn't.
GitHub issue for SMS MFA in flutter firebase:
https://github.com/FirebaseExtended/flutterfire/discussions/…
Pending
https://trello.com/c/kd5gCPyJ/38-multi-factor-authentication