a.cs

[Authorize(Roles = "Domain Admins")]
public IActionResult Windows()
{
    return Content ("You are " + User.Identity.Name +  "; Authentication Type:" + User.Identity.AuthenticationType );
}
[Authorize(Roles = "Domain Users")]
public IActionResult Users()
{
    return Content("You are " + User.Identity.Name + "; Authentication Type:" + User.Identity.AuthenticationType);
}
public IActionResult LocalUsers()
{
    return Content("You are " + User.Identity.Name + "; Authentication Type:" + User.Identity.AuthenticationType);
}
[AllowAnonymous]
public IActionResult Anonymous()
{
    return Content ("You are " + User.Identity.Name +  "; Authentication Type:" + User.Identity.AuthenticationType );;
}