I wonder about this. If a government can hack into a server and steal the private encryption key, then they could just look like any other server in the server

I wonder about this. If a government can hack into a server and steal the private encryption key, then they could just look like any other server in the server farm, right? Given the recent Shadow Brokers release of the NSA tools, it seems to me that this was not only possible, but probable (not necessarily with Wikipedia, but any website).