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Advocating for policies and systems to protect satellites, signals, and users

‘We need signals from space, terrestrial broadcast, and fiber’ – US DOT 2021

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.

From Our Blog

GPS Is Not Guaranteed: Impact on ports (Webinar 21 May)

GPS Is Not Guaranteed: Impact on ports (Webinar 21 May)

Image: Shutterstock What's new: A webinar featuring our colleague Matt Shirley. Matt is a professional port pilot and has some interesting insights on maritime reliance on GPS/GNSS, how things could go wrong without resilient PNT, and how things could go better with...

Intl Airline Pilots Assn calls for changes & GPS backup

Intl Airline Pilots Assn calls for changes & GPS backup

Image: Aircraft near Delhi, India being spoofed 5 Nov 2025 - GPSWise What's new: The International Federation of Air Line Pilots’ Associations (IFALPA) called for actions to combat GNSS disruption from ICAO, nations, air navigation service providers, manufacturers,...

What is system “resilience”?

What is system “resilience”?

Image: Shutterstock What's new: Discussion of system "resilience," especially in the context of PNT. Why it's important: We sometimes hear folks ask for a definition of "resilience." Many are genuinely seeking to define terms to help in identifying solutions. Others...

RNT Foundation Annual Meeting a Huge Success

RNT Foundation Annual Meeting a Huge Success

Image: RNT Foundation What's new: Our recent annual meeting was a huge success featuring: Comments from Department of Defense/War Assistant Secretary for Space Policy, Hon. Marc Berkowitz, Comments from Department of Transportation Acting Assistant Secretary for...