Implementing OpenID Connect in ASP.NET Core

Securing modern web applications requires a robust and standardized approach to identity. Understanding how to handle user authentication safely is a critical skill for any web developer today.\n\nThis text-only course guides you through the core principles of identity federation, enabling you to confidently implement single sign-on (SSO) and secure token-based authentication in your web applications. You will transition from understanding basic security concepts to configuring production-ready authentication flows.\n\nWhat you'll learn:\n- Understand foundational identity terminology, including OAuth 2.1, OpenID Connect, ID tokens, and access tokens.\n- Configure ASP.NET Core authentication middleware to handle external identity providers.\n- Manage token validation, token storage, and secure cookie creation.\n- Implement the Backend-for-Frontend (BFF) pattern to safeguard modern single-page applications.\n- Protect application endpoints and handle user sign-in and sign-out flows securely.\n- Practice configuring secure communication channels and handling token expiration.\n\nStarting with essential definitions and security concepts, this course walks you through the step-by-step setup of OpenID Connect in a web environment, concluding with practical implementation strategies for modern architectures. Through clear written explanations and structured code analysis, you will build a solid foundation in web security.\n\nThis course is designed for beginner backend developers and web creators who want to grasp the fundamentals of modern authentication. No prior experience with security protocols or identity systems is required.\n\nStart reading today to build secure, identity-aware web applications with confidence.