When you execute the ASP.NET Core MVC project we’ve created in the preceding section, you will see the home page of the application together with the welcome message as shown in Figure 1 below.

In the “Create a New ASP.NET Core Web Application” window shown next, select .NET Core as the runtime and ASP.NET Core 3.1 (or later) from the drop-down list at the top.

ASP.NET MVC filters can be defined once and used in multiple places. Because ASP.NET MVC also provides the ability to create custom filters, it's good practice to learn how to make them and use them ...