What are ASP.NET MVC authorization filters?

What are ASP.NET MVC authorization filters?

ASP.NET MVC authorization filters are used to enforce security by controlling access to actions and controllers based on user roles or authentication status.

How do I implement a custom authorization filter?

To implement a custom authorization filter, you can create a class that inherits from the AuthorizeAttribute class and override the OnAuthorization method.

Can you give me an example of a custom authorization filter?

Sure! Here's a simple example:

public class CustomAuthorizeAttribute : AuthorizeAttribute
{
    protected override bool AuthorizeCore(HttpContextBase httpContext)
    {
        // Your custom logic here
        return httpContext.User.IsInRole("Admin");
    }
}

How do I apply this filter to a controller?

You can apply the custom filter by decorating your controller or action method with the attribute:

[CustomAuthorize]
public class AdminController : Controller
{
    public ActionResult Index()
    {
        return View();
    }
}