The technology and defense industries are the most vulnerable, Lewis says. Those industries are areas China has identified that the nation needs to grow, but Chinese hackers have even broken into and stolen plans from American furniture manufacturers.
New estimates put losses from intellectual property espionage at about a trillion dollars a year, Rogers says. And he says U.S. companies that deal in intellectual property fall into two camps: those that know they've been hacked and those that don't know.
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