Its use has included Chinese fishing fleets hiding operations in protected waters off South America, tankers concealing stops in Iranian oil ports, and container ships obfuscating journeys in the Middle East. A US intelligence official, who discussed confidential government assessments on the condition of anonymity, said the deception tactic had already been used for weapons and drug smuggling.
After originally discovering the deception near countries under sanction, Windward has since seen it spread as far as Australia and Antarctica.
“It’s a new way for ships to transmit a completely different identity,” said Matan Peled, a founder of Windward. “Things have unfolded at just an amazing and frightening speed.”
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''High seas deception: How shady ships use GPS to evade international law''