Threats To Damage US via GPS Disruption Increasing' - Dept of Homeland Security - RNTF
GPS interference harms the economy, national security and everyday people - GPS World
Master of Arts in Security Studies: Homeland Defense Concentration Online | Criminal Justice & Security Studies Major | UMass Lowell
Amazon.com: Brickhouse Security LTE Livewire 4 Vehicle GPS Tracking Device For Cars, Trucks, Teens, Fleets, With No Batteries Required - Subscription Required! : Electronics
Inside GNSS: DHS Successfully Tests GPS-Free PNT Network; Also, the Unreal Engine Plug-In for Gaming & Apps - NextNav
Personnel Navigation, Locating and Tracking | PNT | GPS-denied Areas | ENSCO National Security
DHS on the mark with PNT report, industry says - GPS World
PNT Homeland Security Official Links GPS Interference to Wider Cybersecurity Concerns - Inside GNSS - Global Navigation Satellite Systems Engineering, Policy, and Design
DHS increases awareness of PNT services used in critical infrastructure - Industrial Cyber
Department of Homeland Security (DHS) GPS Interference Detection and Mitigation (IDM)
GPS Geofencing
Op-ed | America Needs To Stay the Course on GPS Security
DHS offers resources to protect critical infrastructure from GPS vulnerabilities - GPS World
Irresponsible GPS use puts vital services at risk - DHS - Spirent
Zero-day flaws in GPS tracker pose surveillance, fuel cut-off risks to vehicles | The Daily Swig