Get Started with Firebase Authentication on Android
Read moreHow does Firebase authentication work under the hood?
What happens under the hood is that the custom token is sent to the Firebase Auth service in exchange for an ID token and refresh token pair which are used to keep the client SDK authenticated .
Read moreWhat is Firebase phone authentication?
You can use Firebase Authentication to sign in a user by sending an SMS message to the user’s phone . The user signs in using a one-time code contained in the SMS message.
Read moreWhy should I use Firebase for authentication?
Firebase Authentication aims to make building secure authentication systems easy, while improving the sign-in and onboarding experience for end users . It provides an end-to-end identity solution, supporting email and password accounts, phone auth, and Google, Twitter, Facebook, and GitHub login, and more.
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