Book Image

ASP.NET Core 5 for Beginners

By : Andreas Helland, Vincent Maverick Durano, Jeffrey Chilberto, Ed Price
Book Image

ASP.NET Core 5 for Beginners

By: Andreas Helland, Vincent Maverick Durano, Jeffrey Chilberto, Ed Price

Overview of this book

ASP.NET Core 5 for Beginners is a comprehensive introduction for those who are new to the framework. This condensed guide takes a practical and engaging approach to cover everything that you need to know to start using ASP.NET Core for building cloud-ready, modern web applications. The book starts with a brief introduction to the ASP.NET Core framework and highlights the new features in its latest release, ASP.NET Core 5. It then covers the improvements in cross-platform support, the view engines that will help you to understand web development, and the new frontend technologies available with Blazor for building interactive web UIs. As you advance, you’ll learn the fundamentals of the different frameworks and capabilities that ship with ASP.NET Core. You'll also get to grips with securing web apps with identity implementation, unit testing, and the latest in containers and cloud-native to deploy them to AWS and Microsoft Azure. Throughout the book, you’ll find clear and concise code samples that illustrate each concept along with the strategies and techniques that will help to develop scalable and robust web apps. By the end of this book, you’ll have learned how to leverage ASP.NET Core 5 to build and deploy dynamic websites and services in a variety of real-world scenarios.
Table of Contents (19 chapters)
Section 1 – Crawling
Section 2 – Walking
Section 3 – Running

Understanding authentication concepts

Most of us have an understanding of what we mean when we say ''identity'' in everyday speech. In .NET, and coding in general, we need to be more specific before letting a user into our apps. Identity in this context encompasses multiple concepts with different actions and mechanisms along the way to establish who the user is and what they are allowed to do in our systems.

The first piece of the identity puzzle is authentication. In documentation and literature, you will often find this shortened to AuthN. Authentication is about answering the question of who you are. Analogous to the real world, this carries different levels of trust, depending on how this question is answered.

If you met someone you didn't know at a party and asked them what their name was, you would probably be happy with whatever they answered without further verification. You would, however, most likely not be happy with implementing a login function...