Interesting Engineering – Hackers have been shown to be able to hack into the grid — with worrying ease — and use data in order to affect traffic in various ways.
Cesar Cerrudo, an Argentinian security researcher with IOActive examined the vehicle traffic control system installed at major U.S. cities and presented his findings at the Infiltrate conference in Florida. It showed that they can be manipulated to bring traffic to a standstill or to force cars to change their routes.