Open terminal and type:
apt-get -y install network-manager-openvpn network-manager-openvpn-gnome
Download the other files in your ctf365 account to machine.
Now go to Settings -> Network -> + -> VPN -> Import from file -> Select file config.conf
Copy the user name and password (from user-pass.txt file) to their places in the Add Network Connection window.
Now is ready to connect, turn this on and wait to confirm is connected (It is a lot).
(If you need to, run ‘update-resolv-conf.bash’ script…)