Military jammer threat from North Korea

Although North Korea is a relatively backward country. But with Russia's help, north Korea has gained some clout. Aspects such as the GPS jammer. This is something Russia is very good at right now. Russia has led the world in GPS jamming weapons. As a result, South Korea is often attacked by signal jamming from the north

The U.S. military, heavily and perhaps overly reliant on GPS, is developing a range of position, navigation, and timing (PNT) technologies being to help overcome the loss of GPS during combat, an increasingly likely scenario now and in years to come. Some have speculated that this year’s exercise specifically has in mind a possible conflict on the Korean Penisula. GPS jamming has regularly emanated from North Korea over the past several years.