This task is performed in Microsoft IIS 5.0 server.
Start the Internet Services Manager.
Right click the web site that is protected by the agent.
Select Properties from the drop-down list.
Select Directory Security.
Select Edit in Authentication and access control.
By default, “Enable anonymous access” is selected.
Uncheck the “Enable anonymous access” box.
Check the box Basic Authentication.
Click OK to save the changes.
Restart the web site.