http://y5wnzwjd3zf5xlmo7v7ehdjltreizdaupjuloocytfgmiplpqyk2kbad.onion/2021.html
That is really, really, dumb. There is nowhere to specify password for the key file! OpenVPN GUI however, does allow you to put a password... Albeit in the .opvn file as a parameter: askpass, which loads a file that contains the password in plain text.