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 Disruption at Airports – Best Practices from DHS, DOD, and DOT
Image: Shutterstock What’s new: A guide for airports from the Aviation Cyber Initiative (DHS/DOD/DOT) about how to prevent and prepare for GPS disruptions. Why it’s important: Disruptions at an airport can be more impactful and delay more flights than disruptions to…

False warnings for aircraft landing at Reagan National in D.C. – MSN
Image: Shutterstock What’s new: Saturday morning several aircraft approaching Reagan National Airport in D.C. received false alerts from their Traffic Alert and Collision Avoidance Systems (TCAS). The system warns when other aircraft are too close or are on…

DHS Best Resilient PNT Practices
Image: Old DHS HQ Sign – RNT Foundation What’s new: We discovered this document from September. Why it’s important: This is good info from DHS. Though a bit generic, it is important to “think about how to think about” this topic. What…

NextNav’s Petition for $5B in free spectrum – Resolving dueling tech reports
Image: Shutterstock What’s new: NextNav has come out with another document purporting to support that its terrestrial PNT scheme could work and that the FCC should give it lots of expensive spectrum for free to underwrite the effort. Why it’s important:…

Strengthening cyber defenses: Protecting Canada’s farms in the digital age – MNP
Image: Shutterstock What’s new: Growing awareness of the importance of cyber, including GPS in agriculture. Why it’s important: Precision agriculture is more environmentally friendly and yields more food per acre with much less fertilizer and pesticide….



















