Firebase Auth provides many methods and utilities for enabling you to integrate secure authentication into your new or existing Flutter application . In many cases, you will need to know about the authentication state of your user, such as whether they’re logged in or logged out.
Read moreWhat is Auth0 used for?
Auth0 is a flexible, drop-in solution to add authentication and authorization services to your applications . Your team and organization can avoid the cost, time, and risk that come with building your own solution to authenticate and authorize users.
Read moreHow do you check if email already exists in Firebase authentication Swift?
To verify the email address for a user call user. sendEmailVerification() . If you want to check whether an email address is already in use before registering the user, the Firebase Admin SDK has a method to look up a user by their email address: admin. auth() .
Read moreHow do I keep logged in flutter firebase?
There are many ways of keeping user signed-in to a flutter application. In this tutorial we going to use firebase Auth method authStateChanges(). Firebase Auth enables you to subscribe in realtime to this state via a Stream .
Read moreHow do you check if a user is signed in Firebase?
How do I detect if a user is already logged in Firebase?
Read moreHow do I authenticate Firebase?
To sign a user into your app, you first get authentication credentials from the user. These credentials can be the user’s email address and password, or an OAuth token from a federated identity provider. Then, you pass these credentials to the Firebase Authentication SDK.
Read moreHow do you check if email already exists in Firebase?
EDIT: To check if user is ‘made-up’ or ‘real’, just send an email verification by calling FirebaseAuth. instance. currentUser. sendEmailVerification() and ask user to click the link sent in their email , if user is able to perform this action then email exists otherwise it’s ‘made-up’.
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