diff -aur system-tools-backends-2.6.0/system-tools-backends.conf system-tools-backends-2.6.0.edited/system-tools-backends.conf
--- system-tools-backends-2.6.0/system-tools-backends.conf	2009-07-22 04:01:46.000000000 -0400
+++ system-tools-backends-2.6.0.edited/system-tools-backends.conf	2009-07-22 03:56:55.000000000 -0400
@@ -23,8 +23,11 @@
     -->
 
     <!-- configuration modules can't be accessed directly... -->
-    <deny send_destination="org.freedesktop.SystemToolsBackends"/>
-    <deny send_destination="org.freedesktop.SystemToolsBackends.Platform"/>
+    <deny send_interface="org.freedesktop.SystemToolsBackends"/>
+    <deny send_interface="org.freedesktop.SystemToolsBackends.Platform"/>
+
+    <!-- ...so petitions go through the dispatcher instead -->
+    <allow send_destination="org.freedesktop.SystemToolsBackends"/>
   </policy>
 
   <policy user="0">
@@ -46,21 +49,7 @@
 
     <!-- be able to speak to configuration modules,
          so any message to them has to go through the dispatcher -->
-    <allow send_destination="org.freedesktop.SystemToolsBackends"/>
-    <allow send_destination="org.freedesktop.SystemToolsBackends.Platform"/>
-    <allow send_destination="org.freedesktop.SystemToolsBackends.GroupsConfig"/>
-    <allow send_destination="org.freedesktop.SystemToolsBackends.HostsConfig"/>
-    <allow send_destination="org.freedesktop.SystemToolsBackends.IfacesConfig"/>
-    <allow send_destination="org.freedesktop.SystemToolsBackends.NFSConfig"/>
-    <allow send_destination="org.freedesktop.SystemToolsBackends.NTPConfig"/>
-    <allow send_destination="org.freedesktop.SystemToolsBackends.ServicesConfig"/>
-    <allow send_destination="org.freedesktop.SystemToolsBackends.SMBConfig"/>
-    <allow send_destination="org.freedesktop.SystemToolsBackends.TimeConfig"/>
-    <allow send_destination="org.freedesktop.SystemToolsBackends.UserConfig"/>
-    <allow send_destination="org.freedesktop.SystemToolsBackends.UsersConfig"/>
-  </policy>
-  <policy group="stb-admin">
-    <!-- be able to speak to the dispatcher -->
-    <allow send_destination="org.freedesktop.SystemToolsBackends"/>
+    <allow send_interface="org.freedesktop.SystemToolsBackends"/>
+    <allow send_interface="org.freedesktop.SystemToolsBackends.Platform"/>
   </policy>
 </busconfig>