Is your utility meter getting personal?

As of 2010, more than a third of all utility meters in the United States used wireless automatic meter reading (AMR) technology — 47 million in all. They make it a lot easier for the utility company to gather data on electricity, natural gas and water usage. But as a University of South Carolina research team has shown, it’s possible for their unencrypted broadcasts to be intercepted, giving a sophisticated eavesdropper a window into household activities.

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