Usually, you want as many people as possible to read your pages. There are however some exceptions where you want only a select group of people to be able to acces your pages. For this purpose, HTTP user authentication was designed. This page describes how to set up HTTP user authentication for webserver types that use '.htpasswd' and '.htaccess' files, such as the CERN and Apache webservers. Also a weblication to generate the code .....(free).....