<!DOCTYPE busconfig PUBLIC "-//freedesktop//DTD D-BUS Bus Configuration 1.0//EN" "http://www.freedesktop.org/standards/dbus/1.0/busconfig.dtd"> <busconfig> <!-- Only root can own the service --> <policy user="root"> <allow own="org.freedesktop.DisplayManager"/> <allow send_destination="org.freedesktop.DisplayManager" send_interface="org.freedesktop.DisplayManager" send_member="AddSeat"/> </policy> <policy context="default"> <allow send_destination="org.freedesktop.DisplayManager" send_interface="org.freedesktop.DBus.Properties"/> <allow send_destination="org.freedesktop.DisplayManager" send_interface="org.freedesktop.DBus.Introspectable"/> <allow send_destination="org.freedesktop.DisplayManager" send_interface="org.freedesktop.DisplayManager"/> <allow send_destination="org.freedesktop.DisplayManager" send_interface="org.freedesktop.DisplayManager.Seat"/> <allow send_destination="org.freedesktop.DisplayManager" send_interface="org.freedesktop.DisplayManager.Session"/> <deny send_destination="org.freedesktop.DisplayManager" send_interface="org.freedesktop.DisplayManager" send_member="AddSeat"/> </policy> </busconfig>