I think thats the SYSTEM bus socket you are talking about. If that is so, then System bus is unique for complete system and should be controllable by any of the user. Cheers, - Kaustubh <div class="gmail_quote">On Fri, Feb 27, 2009 at 2:57 PM, Halton Huo <<a href="mailto:Halton.Huo@sun.com">Halton.Huo@sun.com</a>> wrote: <blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;"> Hi D-Bus guys, $ls -l /tmp/dbus-* srwxrwxrwx 1 halton other 0 Feb 17 17:25 /tmp/dbus-kJszTkgcj1 Here 777 means everyone can control my dbus socket file. From security concern, I think these socket files should set to 700, is that correct? Thanks, Halton. _______________________________________________ dbus mailing list <a href="mailto:dbus@lists.freedesktop.org">dbus@lists.freedesktop.org</a> <a href="http://lists.freedesktop.org/mailman/listinfo/dbus" target="_blank">http://lists.freedesktop.org/mailman/listinfo/dbus</a> </blockquote></div>