Firebase Auth Guide

Firebase AuthGoogle Authentication

Learn Firebase authentication with email/password, social providers, phone auth, and security rules.

Contents

Firebase Auth Basics

Firebase Authentication provides backend services for authenticating users. Supports multiple auth methods.

bash
# Installation
npm install firebase
javascript
// Initialize Firebase
import { initializeApp } from 'firebase/app';
import { getAuth } from 'firebase/auth';

const firebaseConfig = {
  apiKey: "your-api-key",
  authDomain: "your-project.firebaseapp.com",
  // ... other config
};

const app = initializeApp(firebaseConfig);
export const auth = getAuth(app);