CNN Weekend Early Start June 16, 2013 10:32:00
900-megahertz antenna that you plug into your laptop, and you develop a little program to connect to this wirelessly over radio, and then you can take over the actual system itself, increase the maximum amount of insulin that can be dispensed, and then dispense that particular insulin to the patient. and that's how dangerous this stuff can be and how very, very real world it is. >> reporter: mcclure once demonstrated the technique on an industrial pump, overpressurizing it remotely. this is a wireless defibrillator and mcclure says wireless devices can also be hacked. mcclure and his team have...