webcontrol_localhost 
 
-  Type: Boolean
  -  Range / Valid values: on, off
  -  Default: on
  -  Group: Stream and Webcontrol
 
 
Limits the http (html) control to the localhost. This option must be placed in motion.conf and not in a thread config file., Limits the http (html) control to the localhost. This option must be placed in motion.conf and not in a thread config file.
By setting this to on, the control using http (browser) can only be accessed on the same machine on which Motion is running.