If someone sells you a luxury handbag from Paris, France, but it turns out be a forgery from Paris, Texas, the counterfeit item might cost you a thousand bucks and the crook could wind up in jail. But if a counterfeit electronic device gets installed in a car, it could cost passengers or the driver their lives.
Click here for original story, Implanted atoms create unique electrical IDs that distinguish bona fide devices from forgeries
Source: Phys.org