New research shows that thousands of ships in Shanghai, the world's busiest port, are falling victim to spoofing of GPS systems that has left experts baffled (Mark Harris/MIT Technology Review)

Mark Harris / MIT Technology Review:
New research shows that thousands of ships in Shanghai, the world's busiest port, are falling victim to spoofing of GPS systems that has left experts baffled  —  A sophisticated new electronic warfare system is being used at the world's busiest port.  But is it sand thieves or the Chinese state behind it?

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