Okay, this article is pretty stupid, don't bother reading it.
But I just have to comment on the title. Keeping turbo-charged Internet a secret? The Canadian customs agent asked me what I work on at Google, and I said, "Google Fiber... it's the Internet thi–" and he interrupted me and said, "In Kansas City, yeah! That's great! When is it coming to Canada?" "Secret" is not the word I would use.
ssh+2FA to all your machines, anywhere, without opening firewall ports.