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Hacking stunt: Stealing smartphone crypto keys using plain old radio |
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Source: Network World - Posted by Alex
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Encryption keys on smartphones can be stolen via a technique using radio waves, says one of the world's foremost crypto experts, Paul Kocher, whose firm Cryptography Research will demonstrate the hacking stunt with several types of smartphones at the upcoming RSA Conference in San Francisco next month.
"You tune to the right frequency," says Kocher, who described the hacking procedure as involving use of a radio device much like a common AM radio that will be set up within about 10 feet from the smartphone. The radio-based device will pick up electromagnetic waves occurring when the crypto libraries inside the smartphone are used, and computations can reveal the private key. "We're stealing the key as it's being used," he says, adding, "It's independent of key length."
Read this full article at Network World
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