Design User Authentication System in Android App

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Table of Contents

1. Introduction to Authentication in Apps

• Overview of authentication and its importance in app development.
• Key benefits of authentication: security, personalization, data integrity, access control, audit trails, and monetization.

2. Authentication Mechanisms in Android App Development

• Password-Based Authentication: Email and password, phone number with OTP, and token-based methods.(Detail Explained)
• Biometric Authentication.(Cover in Next Part)
• Two-Factor Authentication (2FA).(Cover in Next Part)
• Social Login.(Cover in Next Part)

3. Rate Limiting in Authentication

• What is rate limiting?
• Use cases and examples in authentication.
• How to implement rate limiting in Android apps (server-side and client-side examples).

4. Third-Party Services for Password-Based Authentication

• Overview of popular authentication services:
• Google Play Integrity API.