Unified authentication has been one of the frequently asked functionality for quite some time now. Users have to remember username/password for various systems or having to login for each system while all those systems are part of the same intranet and this doesn't make life/work easier. The goal of this article is to show how it is possible to have a very simple solution to use Single Sign-On for Wintel based intranets to get access (and authenticate) to web sites without having to fill-in their user name and password (by allowing browser to use the windows' user login silently).