A pair of hackers have demonstrated a way to spoof travel information messages displayed on satellite navigation systems used by Italian drivers to bypass accidents, traffic jams and plot the most efficient routes from one point to another.
The hack is so simple it's hard to believe no one has shown it off before. It uses inexpensive, off-the-shelf gear to inject RDS-TMC (radio data system-traffic message channel) data that is digitally coded into FM signals that many satnav systems use to receive travel information in real time.
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