Rising US–Iran tensions in the Persian Gulf raise concerns about GPS spoofing and jamming
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The U.S. administration has issued a maritime advisory for vessels transiting the Persian Gulf and surrounding waters. Among the risks identified are GPS interference (jamming or spoofing), as well as intrusion, jamming, and impersonation in VHF communications with ships. In some cases, vessels have reportedly impersonated U.S. or coalition ships over the radio.
Since May 2019, the U.S. authorities have recorded numerous unlawful activities in the region. In two of those cases, GPS interference occurred at the same time as other suspicious events.
