In the second part of this double feature, Katherine Dunn investigates an emerging security risk for the shipping industry, as maritime authorities report a rising number of GPS failures
Interrupting GPS— even the GPS of a large vessel — requires just three simple steps.
“Disrupting GPS signals into these vessels is as easy as buying a GPS jammer off the Internet, hooking this to an amplifier and an antenna, and pointing the antenna at the intended target vessel,” says Todd Humphreys, who directs...
https://blogs.platts.com/2018/11/22/merchant-shipping-gps-disruptions/