Return/set the fully qualified file name used for AuthenticationSource = GlobalFile and AuthenticationSource = DirectoryFile.
The htaccess.txt file has the following format:
Realm is optional and is used only when specifying a Realm Name. If Realm is not specified WebX Server will use Realm as the realm name for user authentication. For more information about different Realms within a site, see the Notes section of AuthenticationSource. Only the first Realm entry found will be used by WebX Server.
Usernames and Passwords are specified in clear text with only one per line allowed.
E.g. WebX1.AuthenticationSourceFile = "C:\MyWebSite\pswd_lst.txt"