The critical networks keep America’s lights on, our communications humming, and the banks open for business are insecure, and we’ve known it for a long time. From the Stuxnet virus to Russia’s cyberattack on Ukraine’s electric grid last year, hackers have shown that they can physically disable the systems that control our power, pipelines, railway switches, financial networks, and much else.
David Clark is a senior research scientist in the Internet Policy Research Institute at the Massachusetts Institute of Technology. He is a former chief protocol architect of the Internet and former chair of the Internet Activities Board.
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