With security becoming the hottest issue in Information Technology it may become necessary to implement a Network Policy Server in your environment. This tutorial will focus only on the installation of NPS itself. NPS (or in previous versions of Windows Server; IAS) is mainly used for 802.1x authentication, more specifically to secure wireless and virtual private network (VPN) access against LDAP, or even more secure, machine and user certificates. Open up your server manager with it’s quick bar icon or open the Windows menu and type servermanager.svc. In the left pane right click on roles and select add new role. The wizard start page read through carefully. Select the server role you wish to add, in this case the Network Policy and Access Services. This page says that NPS can be configured as a RADIUS and or NAP server. Since we focus mainly on NPS here select the first one. Confirm your selections. Installation should take only a few moments. And tha...