firebase-auth-basics

Firebase Authentication implements user sign-in by configuring providers via Console or CLI, initializing the client SDK, and enforcing Firestore security rules. You enable sign-in methods and enforce access control tied to authenticated user IDs.

Firestore security rules enforce access control by validating the authenticated user's uid during data requests. You configure security rules tied to the authenticated user to restrict data access and manage secure user permissions across your app.

Yes, Firebase Authentication supports streamlined provisioning for web and mobile apps using either the Firebase CLI or the Firebase Console. Both options allow you to enable sign-in providers and configure client setup for your application.

Firebase Authentication supports user sign-in and management across multiple providers, including email/password, Google, Facebook, and others. You configure these providers during the provisioning and client setup phase to enable secure user access.

Yes, Firebase Authentication applies to both web and mobile apps needing sign-in flows. You initialize the client SDK on your respective platform to manage user authentication and integrate with Firestore security rules.