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

Standalone Magnetometry Is the New GPS – IEEE Spectrum
Image: Shutterstock What’s new: An article about forms of navigation using aspects of the earth’s magnetic field. Why it’s important: Autonomous navigation is becoming more interesting for a number of applications in a world where interference with GNSS is becoming…

Shipping is sleepwalking to a satellite navigation disaster – Tradewinds News
Image: Shutterstock What’s new: An experienced and distinguished mariner at Kings College, London, reinforcing warnings about GNSS interference and shipping. Why its important: Interference with GNSS has already caused: Collisions at sea Ship groundings…

Infrastructure Interdependencies Create Risk – Ronald Keen on LinkedIn
Image: Shutterstock What’s new: An insightful commentary on the need for a systems approach to how our infrastructures are built and interact. Why it’s important: It reinforces that: We build good things, but, Need to be more thoughtful, especially about…

Assured PNT Summit 7 & 8 April 2026 in D.C.
Image: DSI Group What’s new: Defense Strategies Group’s annual Assured PNT Summit is a month away! Why it’s important: This event is an interesting mix of military and civil, with some very noteworthy speakers. Most notable example this year is the…

Attacks on GPS Spike Amid US and Israeli War on Iran – Wired
Image: Shutterstock What’s new: Not surprisingly, there has been a huge uptick in GPS jamming by Iran since the U.S. and Israel began attacks. Why it’s important: The combination of kinetic and electronic attacks seems to have brought ship traffic through…



















