The RNT Foundation is a public benefit scientific and educational charity, 501(c)3
Protect the Frequencies – By preventing interference
Toughen Receivers – With readily available technology
Augment Services – With difficult to disrupt terrestrial signals
What to do? Some recommendations.
eNewsletter Archives
From Our Blog
GPS spoofing strikes Delhi airport: Disruptive signals force flight diversions, pilots warned – MoneyControl
Image: GPS Spoofing near Delhi on 5 Nov 2025 displayed on GPS Wise (https://gpswise.aero/) What's new: Significant GPS spoofing and air traffic disruption in and around India's capital. Why it's important: Indira Gandhi International Airport in Delhi is India's...
White House advisory group blasts US government, DoD inattention to GPS woes – Breaking Defense
Image: Shutterstock What's New: Another report and perspective on the PNT Advisory Board's recent memo to the Deputy Secretaries of Defense and Transportation. Why It's Important: The previous media on this was in GPS World, an industry journal. Breaking Defense has...
The growing threat to GPS is a cyber issue – Stephen Dye on LinkedIn
Image: Stephen Dye What's New: Another voice pointing out that PNT (and therefore GPS) is a critical IT component and therefore disruptions are cyber problems. Why It's Important: This is not widely recognized. For example, neither the National Cybersecuriity Strategy...
Experts to PNT leaders: “It’s not working!” – GPS World
Image: Shutterstock What's New: Findings and recommendations from the President's PNT Advisory Board sent to the Deputy Secretaries of Defense and Transportation Why It's Important: The memo highlights: America's overdependence on GPS for PNT China's much superior PNT...
PNT Vision 2035 – A must read: GPS World
Image: ESA Note: The author of this article in the August GPS World magazine is President of the RNT Foundation. PNT Vision 2035 - a must read An interview with ESA’s NAVAC Chair Luis Mayo By Dana A. Goward In June the European Space Agency’s (ESA) Navigation...



















