Software: Apache/2.4.18 (Ubuntu). PHP/7.0.33-0ubuntu0.16.04.16 

uname -a: Linux digifus 3.13.0-57-generic #95-Ubuntu SMP Fri Jun 19 09:28:15 UTC 2015 x86_64 

uid=33(www-data) gid=33(www-data) groups=33(www-data) 

Safe-mode: OFF (not secure)

/etc/dbus-1/system.d/   drwxr-xr-x
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Viewing file:     org.freedesktop.PolicyKit1.conf (632 B)      -rw-r--r--

<?xml version="1.0" encoding="UTF-8"?> <!-- -*- XML -*- -->

<!DOCTYPE busconfig PUBLIC
 "-//freedesktop//DTD D-BUS Bus Configuration 1.0//EN"
 "http://www.freedesktop.org/standards/dbus/1.0/busconfig.dtd">
<busconfig>
  <policy user="root">
    <allow own="org.freedesktop.PolicyKit1"/>
  </policy>

  <policy context="default">
    <allow send_destination="org.freedesktop.PolicyKit1"/>
  </policy>

  <!-- Allow uid 0 to send messages on the org.freedesktop.PolicyKit1.AuthenticationAgent interface -->
  <policy user="root">
    <allow send_interface="org.freedesktop.PolicyKit1.AuthenticationAgent"/>
  </policy>

</busconfig>