Applications Internet Information Services IIS (10) Reverse Proxy 1. Install IIS Role on Windows (Server) Open Server Manager Go to Manage ->  Add Roles and Features Select  Role-based or feature-based installation Select your Server Enable  Webserver (IIS) Click Next until the Assistant is done 2. Install  ARR  and  URL Rewrite  Module The "Application Request Routing" Module is required for the Reverse Proxy Behavior Download ARR from:  Here and Install it. Download URL Rewrite from: Here  and install it After that, start  cmd.exe  as Administrator and run  iisreset 3. Enable ARR in IIS Manager Start the IIS Manager Application (Server Manager -> Tools ->  Internet Information Services (IIS) Manager ) Click on your Server and Select  Application Request Routing Cache On the right side, click  Server Proxy Settings  and check  Enable Proxy 4. Setup Reverse Proxy Rule Open or create your Site Click on  URL Rewrite On the right side, click  Add Rule(s) Select  Blank rule  at  Inbound Rules Give your Rule a Name Pattern Use a Regex Pattern here that matches whatever URL you want to r' proxy Example: Everything after the URL:  ^(.*)$ Action Rewrite URL is your Target Webserver With the Pattern specified above, it will capture a Part of it using Regex. With the Example, everything after your URL. With this, an example Rewrite Url would be:  http://localhost:16666/your-application/{R:1} {R:1}  is your first captured result. Apply and restart your Site. Windows Authentication for Websites Windows Authentication on IIS works using the Physical Path' Permissions, configured in the  Basic Settings  of the Site. How to Configure This applies both for new and existing Sites Start the IIS Manager Application (Server Manager -> Tools ->  Internet Information Services (IIS) Manager ) Open or create your Site The  Physical Path  Setting here is what counts. If you intend to use it as Reverse Proxy, create a empty "dummy" Directoy for this one Select your Directory If you already have a site, go to  Actions  ->  Basic Settings  and update your Physical Path if necessary Go to Actions -> Edit Permissions This will open the Windows Directory Permissions Dialog. Here you can set your Permission. For Web Access, the Read Permission is required. Dependening on your Use-Case, other Permissions such as Write and Execute might be necessary