You might want to put your web service in a different folder from the standard EPiServer ones. The reason you are getting a login prompt is because of the web.config default setting for the "WebServices" folder. You probably have something like this in the web.config file: I wouldn't recommend changing this as changing this to make it public will allow anyone to access the EPiServer web services. If you want this behaviour then change it to the following: Cheers, Jeremy.

Jeremy has a point, but one way around this is setting authorization on a file-specific level in web.config. If you sadd one more location tag like below, it should work fine. You may need to set access in IIS and the file structure as well.