I think there is a Setting "private" or something like this in the config.php Not sure what it does exactly, but sounds for me like making the forum really private.
And then you also have to set the Registration mode for new users to "Invitation", in order to prevent unwanted signups.
Comments
Not sure what it does exactly, but sounds for me like making the forum really private.
And then you also have to set the Registration mode for new users to "Invitation", in order to prevent unwanted signups.
Private Community Plugin
http://vanillaforums.org/addon/privatecommunity-plugin
User Permissions Plugin
http://vanillaforums.org/addon/userpermissions-plugin