GPS is vulnerable to jamming—here’s how we might fix it

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In September 2025, a Widerøe Airlines flight was trying to land in Vardø, Norway, which sits in the country’s far eastern arm, some 40 miles from the Russian coast. The cloud deck was low, and so was visibility. In such gray situations, pilots use GPS technology to help them land on a runway and not the side of a mountain.

But on this day, GPS systems weren’t working correctly, the airwaves jammed with signals that prevented airplanes from accessing navigation information. The Widerøe flight had…

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