Tag Archives: Navigation

31Oct/25

PntGuard: Safeguarding Maritime Navigation from GNSS Spoofing

PntGuard™ is a new maritime security solution designed to combat Global Navigation Satellite System (GNSS) spoofing and jamming at sea. Developed through a collaboration between Tschudi Shipping Company, NAL Research, and SGM Technology AS, PntGuard provides vessels with authenticated, true position data even when other bridge systems are compromised by malicious electronic warfare. The source emphasises that the increasing threat of GNSS disruption poses significant risks to maritime safety and compliance, potentially leading to collisions, sanctions violations, and insurance disputes. PntGuard leverages the Iridium® low-Earth orbit (LEO) satellite network to deliver a highly resilient signal, offering a standalone navigational aid that instantly alerts crews to position falsification and provides the vessel’s true track in real-time. Continue reading