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
China’s 3 Commercial LEO PNT Services as of Nov 2025
image: Shutterstock What's new: An update on China's commercial LEO PNT efforts from a good friend of the RNT Foundation. References: CENTISPACE: https://www.unoosa.org/documents/pdf/icg/2023/ICG_WG-S_LEO-PNT_Workshop_June_2023/ICG_LEO-PNT_Workshop_2023_01.pdf...
Recent US Navy collisions at sea – GPS spoofing/cyber issue? – Update 17 March 2025
Image: Aftermath of collision between Portuguese-flagged container ship Solong and oil tanker Stena Immaculate chartered to U.S. Navy. Source - social media via CNN UPDATE: An AIS reconstruction of the Solong/Stena Immaculate collision seems to show no GPS spoofing or...
Poll sponsored by NextNav shows low understanding of GPS & PNT issues
Image: Shutterstock What's new: The organization Public Policy Polling surveyed 1,133 registered voters about the need for a backup system for GPS. Despite using a series of VERY leading questions in an attempt to persuade voters of the need, less than half of...
US Navy Next-Generation Jammer approaches full-rate production – Shepard News
Image: Shutterstock Just a reminder that it's not only the Russians and Chinese. Every nation practices electronic warfare. Every nation needs a PNT architecture that is as robust and resilient as possible to guard its population against tactical and strategic...
Sean Plankey nominated for CISA
Image: Argonne National Laboratory What's new: The president has nominated Sean Plankey to lead the Cybersecurity and Infrastructure Security Agency (CISA) at DHS. Why it's important: CISA is the agency at DHS that coordinates/ leads PNT issues for the department....
