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Background: The Global Positioning System has been a marvelous success over the past three decades. One consequence of this success is a deepening dependence of the civil infrastructure on GPS—especially for timing synchronization. As civil dependence on GPS grows, the potential for financial gain or high-profile mischief combine to make denial or manipulation of GPS […]

Dr. Humphreys talked with the BBC radio show, “The Naked Scientists,” about potential GNSS vulnerabilities. Helen: So this sounds to me a little bit like when we had computers and we didn’t yet know anything about computer viruses. Almost that there’s a potential for someone to come along and mess around with the GPS and