Psiphon makes use of many different ports including port 22 and 53.Check that your Smoothwall Firewall is locked down as tight as possible, see our help topic, Adding new Smoothwall Firewall rules.Create a block web filter policy with these settings, see our help topic, Creating web filter policies:.Enter a desired port number (say 443) in the HTTP/HTTPS section. Here is how it is done: Download Psiphon. Did you try to run the OpenVPN-Server on port 80 (tcp) / 443 (tcp). I have found a way to run torrents on Psiphon, you would also be able to play online games like League of Legends and DoTA. Action: 'Decrypt and inspect' OR 'Validate certificate only' You can also try iodine (/iodine/) and tunnel your traffic over the DNS protocol.When: 'Always, or the relevant time slot to apply this policy to.'.Where: 'Everywhere, or the relevant location to apply this policy to.'.> Lunch you Psiphon VPN > go to More option and input. What: 'Everything, or the relevant categories.' All the Settings remains the same, all you have to do is to change the ip and port.Who: 'Everyone, or the relevant user or groups to apply this policy to.'.Create either a decrypt and inspect or validate certificate only HTTPS inspection policy with these settings, see our help topic, Creating HTTPS inspection policies:.To prevent this you need to configure the Smoothwall Filter to block Psiphon. Psiphon is a VPN that can be used to bypass the Smoothwall Filter and allow users to have unfiltered access.

Psiphon port