Wednesday, August 30, 2017

Wind power: now with no security

Guess how much security is in your typical wind farm?  Guess how hard it is to hack?
ON A SUNNY day last summer, in a vast cornfield somewhere in the large, windy middle of America, two researchers from the University of Tulsa stepped into an oven-hot, elevator-sized chamber within the base of a 300-foot-tall wind turbine. They’d picked the simple pin-and-tumbler lock on the turbine’s metal door in less than a minute and opened the unsecured server closet inside.
Jason Staggs, a tall 28-year-old Oklahoman, quickly unplugged a network cable and inserted it into a Raspberry Pi minicomputer, the size of a deck of cards, that had been fitted with a Wi-Fi antenna. He switched on the Pi and attached another Ethernet cable from the minicomputer into an open port on a programmable automation controller, a microwave-sized computer that controlled the turbine. The two men then closed the door behind them and walked back to the white van they’d driven down a gravel path that ran through the field.
Staggs sat in the front seat and opened a MacBook Pro while the researchers looked up at the towering machine. Like the dozens of other turbines in the field, its white blades—each longer than a wing of a Boeing 747—turned hypnotically. Staggs typed into his laptop's command line and soon saw a list of IP addresses representing every networked turbine in the field. A few minutes later he typed another command, and the hackers watched as the single turbine above them emitted a muted screech like the brakes of an aging 18-wheel truck, slowed, and came to a stop.
All the security you get in moonbeams and cotton candy, right there.

1 comment:

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