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
Finnish troops turn to paper maps amid GPS warfare concerns – Helsinki Times
Image: Copilot AI What's new: Another report about military forces training for GPS/GNSS denied environments. This example from earlier this year is ground troops maneuvering with paper maps and compasses. Why its important: GPS/GNSS reception will likely be denied...
Good news, not so good news – First new U.S. satnav tech orbited in almost 50 years
Image: NTS-3, USAF 2d Lt Jacob Lutz AFRL What's new: Space Force successfully launched and orbited a new navigation technology satellite - NTS-3. Why its important: The satellite will conduct a wide variety of experiments to move U.S. satnav forward. These kinds of...
ICAO – ‘GNSS RFI is here to stay for a while.’
Image: Shutterstock What's new: "State of Global Aviation Safety" 2025 report from the International Civil Aviation Organization (ICAO). It includes a section about GNSS interference. From the report: "For the short term, it is not foreseen that the issue of the GNSS...
GPS Jamming Extends to Low-Earth Orbit as Pentagon Races to Bolster Constellation – Air & Space Forces Magazine
Image: Shutterstock What's new: Well... it's not entirely new. Todd Humphreys and others have been talking about terrestrial sources interfering with satellites for a while. This is the first time we have seen it in more popular/ general media, though. Why it's...
Maritime GNSS Interference Working Group – Members Wanted: Royal Inst. of Navigation
Image: Spoofed AIS tracks courtesy of Skytruth What's new: A working group examining effects, mitigations and solutions of GNSS interference in maritime. Why it's important: GNSS interference in maritime can have serious consequences. We have already seen it:...



















