technology, using this device and just hold that up, using that device, what could a hacker do? >> this device that we created called blackout device. literally a lot of the hospitals, what they use is basically -- >> steve: it plugs into the wall. >> plugs into the wall and a lot of the hospitals, they have concrete walls and things like that to try to penetrate through, so they can't go wireless. so they use the wireless to transmit information. >> brian: here is the thing, we thought this would help people. for example, my doctor could see if i had a pacemaker, how my heart has been acting over the last two months. so tha however, for the devious, for the dastardly, how could they use that against us? >> there is an individual who recently passed away who did a lot of research on the pace makers and they're called wireless implantable device. you can actually send signals and upload information to the actual device itself and cause a volt to charge and actually cause a person to die from 50 feet away and you can do it massively.