In Reply to: That's what I was talking about.....thks posted by Paseo on Saturday, 3. September 2011 at 20:30 Bali Time:
The full name is Kensington Security Slot. (See wikipedia) most laptops have a special hole in the casing for connecting it to the cable.
The problem is always where or how to connect to other side of the cable to.
Maybe drill a hole in the wall of the room and put a big heavy plug in it? :)