This article provides a comprehensive guide on securing .NET WebAPI with Amazon Cognito. It covers creating a serverless authentication system using OAuth and Amazon Cognito, exploring two authentication flows: client credentials flow and username/password flow. The article delves into essential topics like user pools and logins, registering new users, JWT auth tokens, account confirmations, and more, providing step-by-step instructions to build a reliable and secure authentication system that safeguards access to your WebAPI endpoints. By the end of this tutorial, you will have a thorough understanding of how to implement Amazon Cognito for securing your .NET Web API. The article also highlights the benefits of using Amazon Cognito for your project stack, such as relatively easy user management, top-notch security, seamless integration with other AWS services, and cost-effectiveness.
