Satellite signals support aircraft, ships, power grids and financial markets, but can be disrupted. In the Arctic, engineers are testing technology under interference to identify vulnerabilities before they can be exploited. Al Jazeera’s Paul Rhys reports. Subscribe to our channel: http://bit.ly/AJSubscribe Follow us on X : https://twitter.com/AJEnglish Find us on Facebook: https://www.facebook.com/aljazeera Check our website: http://www.aljazeera.com/ Check out our Instagram page: https://www.instagram.com/aljazeeraenglish/ Download AJE Mobile App: https://aje.news/AJEMobile #Satellites #GPS #Arctic #Cybersecurity #SignalInterference #SatelliteSecurity #Navigation #ElectronicWarfare #Technology #Security #AlJazeeraEnglish