FreeMichael61 writes: "In the latest episode of Spy vs. Spy, China rejects accusations its hacking U.S. companies to steal IP or bring down the grid. But there's no doubt the grid can be hacked, CIO Journal's Steve Rosenbush and Rachael King report. Industrial control networks are supposed to be protected from the Internet by an air gap that, it turns out, is largely theoretic. Rosenbush and King detail the attack vectors that hackers could use to bring down the electrical system in a neighborhood near you."
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