'Smart' objects may be a dumb idea

New York

A REFRIGERATOR that puts milk on your shopping list when you run low. A safe that tallies the cash that is placed in it. A sniper rifle equipped with advanced computer technology for improved accuracy. A car that lets you stream music from the Internet.

All of these innovations sound great, until you learn the risks that this type of connectivity carries.

Recently two security researchers, sitting on a couch and armed only with laptops, remotely took over a Chrysler Jeep Cherokee speeding along the expressway, shutting down its engine as an 18-wheeler truck approached from behind. They did this all while a Wired reporter was driving the car.

A hacked car is a high-profile example of what can go wrong with the coming "Internet of Things", objects equipped with software and connected to digital networks. The selling point for these objects is added convenience and better safety. In reality, it is a quickly approaching fas…