<br />This is the real risk of GNSS spoofing.<br /><br />AIS, ECDIS, and radar overlays can all align around a false reference.<br />There is no alarm for misplaced confidence.<br /><br />Inertial Navigation Systems (INS) provide an independent position reference, allowing detection of compromised signals and maintaining continuity when GNSS cannot be trusted.<br /><br />This is no longer about accuracy.<br />It is about credibility of position.<br /><br />DeepDraft Analysis by a serving Master Mariner<br />Maritime navigation | GNSS interfere
