Developer Garry Newman noted on the game's site that he expects cheats will be found that can circumvent the anti-cheating measure, but players should nonetheless be wary: "If you get kicked from the official servers with the message that you've been banned then you have been caught," Newman wrote. "You're a naughty boy. You know what you have done. You won't get unbanned. We know it was your 9 year old cousin. We know your computer got hijacked. We know that the CIA is getting you banned from all your games on Steam so you will join them in the hunt for aliens."
As a famous dynamic duo would say: POW!