Get the current App Check token. Attaches to the most recent in-flight request if one is present. Returns null if no token is present and no token requests are in-flight.
Activate App Check for the given app. Can be called only once per app.
Registers a listener to changes in the token state. There can be more than one listener registered at the same time for one or more App Check instances. The listeners call back on the UI thread whenever the current token associated with this App Check instance changes.
Set whether App Check will automatically refresh tokens as needed.
An App Check provider. This can be either the built-in reCAPTCHA provider or a custom provider. For more on custom providers, see https://firebase.google.com/docs/app-check/web-custom-provider
Get a limited-use (consumable) App Check token. For use with server calls to firebase functions or custom backends using the firebase admin SDK.