radio frequency

An entrepreneur says he has a response to the intensifying debate about gun control in the US. He says that by utilizing innovative computer technology, he can ensure that only the rightful owner of a weapon can fire it. The technology requires a ... radio chip in the handle of the gun. The gun's owner would wear a corresponding chip, in the form of a ring or a bracelet. Some observers even suggest the chip could be implanted directly into the gun owner's hand. Robert McNamara, who owns the company TriggerSmart, patented this radio chip technology last spring. Smart Gun Tech Not New Of course, ... (view more)

Radio frequency identification (RFID) is behind new-age systems the Highway E-Z Pass and the MasterCard PayPass bank card. Unfortunately, it now seems hackers are trying to take advantage of this convenient technology, and security experts are ... facing a serious challenge in keeping people safe. To participate in the Highway E-Z Pass, a person must first install a RFID tag in their windshield prior to traveling on a toll highway. When the driver approaches the stretch of the road that requires payment, their account is electronically debited. MasterCard PayPass bank cards work in a similar ... (view more)