Get Authenticator Assurance Level
Returns the Authenticator Assurance Level (AAL) for the active session.
- Authenticator Assurance Level (AAL) is the measure of the strength of an authentication mechanism.
- In Supabase, having an AAL of
aal1
means the user has signed in with their first factor, such as email, password, or OAuth sign-in. An AAL ofaal2
means the user has also signed in with their second factor, such as a time-based, one-time-password (TOTP). - If the user has a verified factor, the
nextLevel
field returnsaal2
. Otherwise, it returnsaal1
.
final res = supabase.auth.mfa.getAuthenticatorAssuranceLevel();
final currentLevel = res.currentLevel;
final nextLevel = res.nextLevel;
final currentAuthenticationMethods = res.currentAuthenticationMethods;