Former counterterrorism chief Richard Clarke calls for the creation of a "defensive triad." It would involve big US Internet service providers, power-grid operators, and the Pentagon. He suggests that Web providers like AT&T and Verizon inspect all data flowing into the US for cyberthreats. Utilities would operate vital power-grid functions separate from the Internet, and the Department of Defense would upgrade its networks.
10 ways to prevent cyberconflict
Tighten network security
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