title: asp Dot net core on Apache Linux ,intranet user identify like windows authentication
body: <p>Asp Dot net 2 core web application when deployed in Linux - Apache server .
  Enable windows authentication in Vs solution, but when deployed on Linux how to identify system logged in user, like "internet information server" window authentication.
  Kindly suggest i tried deployed in Linux and user.identity.name is null.
  how to achieve in Linux.</p>