It is very easy to protect your Fivem server, and the results is flawless. Step one: Order a TCP Reverse Proxy and put in your IP & Port for your Fivem server. Step two: Once that is done, go to https://keymaster.fivem.net and create a new API key. Put in your protected IP and Port from your service page, into the fields and then submit. Step three: Replace your old API key with the new one, and start your server. The server-list will now show your server with the protected IP over it.