Well of course it's not secure. I wouldn't imagine that the first thing on the minds of the people who developed this Mickey Mouse software was someone plugging their laptop into the hotel's network & fiddling around where they're not supposed to.

"By plugging the hotel TV cable into a USB TV tuner connected to a laptop computer, Laurie can hack his way into the back-end systems controlling the entertainment and other convenience features found in modern hotels, he said in his presentation."