Image: Shutterstock What's new: An opinion piece about the importance of upgrading GPS and making it as capable a system as possible - a more important and even better piece would have said the same thing, but about PNT. Why it's important: GPS will be the cornerstone...

Image: Shutterstock What's new: The war risk insurance company for Norwegian ships is providing incentives for its customers to use Iridium A-PNT as a way of mitigating jamming and spoofing. Why it's important: Insurance company concerns can often be as or more...

Image: Shutterstock What's new: A great overview article by our colleague Zak Kassas at The Ohio State University. Why it's important: These kinds of overviews help us to keep issues in perspective and demonstrate the wide breadth and reach of the problem. Also, they...

Image: Copilot AI What's new: An article from an Indian think tank about China supporting Iran with military-grade Bei Dou. Why it's important: If the research is to be believed, several of Bei Dou's advanced and military features have helped Iran substantially in...

Image:  RNT Foundation image, June 2019 What's new: A bittersweet anniversary. Seven years ago today members of the RNT Foundation Board of Directors visited with Senators Cruz and Markey to thank them for their sponsorship of the National Timing Resilience and...

Image: Shutterstock Maritime & GNSS Professionals Invited to take Survey! Please consider completing a survey for our colleague Gareth’s MSc dissertation. Also please circulate this to others whose work touches GNSS/PNT use or manufacturing. Gareth is conducting a...

Image:  Shutterstock What's new: Inside GNSS discusses Locata CEO Nunzio Gambale's presentation at September's PNT Leadership Summit and follows up with an interview. Why it's important: Nunzio's comments are on-point, as always. We especially like "make PNT great...

Image: National Transportation Safety Board (NTSB) What's new: An NTSB report on a fatal aircraft crash in New Mexico. Two pilots and two flight nurses died. Military GPS jamming was present making the airspace and flight regimes more complex. Why it's important: GPS...

Image: USCG - Cyber team member being lowered to a dark fleet tanker. What's new: A WSJ exclusive about the complex cyber and EW capabilities found aboard dark fleet vessels. Why its important: It outlines a high degree of sophistication in many areas, including AIS...

Image: HENSOLDT What's new: A multi-GNSS jammer from German manufacturer HENSOLDT. Why it's important: This kind of very open advertising is a symptom of how drones have  become a real threat and GNSS jamming is moving into the mainstream. What else to know: This is...

Image: Shutterstock What's new: An article about how in 2009 Todd Humphreys, inspired by Logan Scott, became a spoofer.  Why it's important: It is a fascinating story the whole PNT community will enjoy. It includes how Todd came to find himself in the middle of the...

Image: Bloomsbury Publishing What's new: A review of the new book about the history and current state of GPS and GNSS by Katherine Dunn. Why it's important: The book is engaging and informative for everyone and should be of particular interest to those in the PNT...

Image: CAPT James Haley What's new: A rare spoofing event in the continental USA. Why it's important: It shows no one is safe anywhere. Also that not all spoofing is malicious (but it is always dangerous). What else to know: CAPT Haley did most of the work for this...

Image: Chairman Guthrie, House Energy and Commerce Committee What's new: A Congressional hearing about PNT policy and backups. Why it's important: This hearing showed: Congressional concern about the issue - always very important. Significant concerns about NextNav's...

Image: Copilot AI What's new: Another report about Todd Humphreys' efforts, though this one has a bit more of the backstory about how this was discovered. Why it's important: We hope this helps raise awareness about threats and risks. What else to know: Regrettably,...

Image: Shutterstock What's new: A new recurring feature at Inside GNSS. Why it's important: LEO PNT has enormous potential to provide similar services as MEO PNT but with greater performance and greater resilience. What else to know: Xona, Trustpoint, (both RNT...

Image: RNT Foundation What's new: It has been six years since the FCC ruled in favor of Ligado. Now Ligado wants to change almost everything about the bargain it struck with the commission. Why it's important: Use of some of the frequencies Ligado was granted could...

Image: Shutterstock What's new: Prof Todd Humphreys and his team at the University of Texas Radionavigation Lab, in cooperation with a Stanford researcher, have identified Russian satellites that have been testing jamming capability against GPS and Bei Dou.  While not...

Image: Shutterstock What's new: The National Association of Broadcasters (NAB) has formed a separate company to develop, advocate for, and deploy the Broadcast Positioning System (BPS). Why it's important: NAB has put increasing effort behind BPS since its inception...

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...

Image: Shutterstock What's new: RNTF President Dana Goward's column for the May/June edition of Inside GNSS+. Why it's important: It discusses a PNT example of how concern within the tech community does not necessarily turn into action by political leaders. Or at...

Image credit: House Energy and Commerce Committee What's new: A congressional hearing titled Where Are We?: Examining Positioning, Navigation, and Timing Capabilities in the United States. Why it's important:  The hearing is being held by the Communications and...

Image: RNT Foundation What's new: Proposed legislation calling for the Department of Defense (DOD) to consolidate leadership of PNT issues.   Why it's important: In the opinion of many, including the now defunct National Space-based PNT Advisory Board, poorly...

Image: Jeremy Bennington What's new: An important opinion piece on LinkedIn by RNTF member Jeremy Bennington at Spirent about intentional GPS disruption and aviation safety. Why it's important: People's lives are at stake. False contacts, bad locations, relying on...

Image: GPSJam.org - Jamming in the Baltic the day of the minister's flight What's new: The aircraft carrying another high ranking official experienced jamming in northern Europe. Why it's important: Even though jamming impacts tens of thousands of ordinary people on...

Image: UK General Lighthouse Authority - 28 days of ship traffic in Dover Strait What's new: An opinion piece from the head of the UK's General Lighthouse Authority which is responsible for maritime aids to navigation and assists government in marine spatial planning....

Image: Spoofing activity in northern Europe displayed on GPSWise.areo What's new: A report of increased Russian spoofing capability in Kaliningrad. Why it's important: Spoofing is hazardously misleading information and can result in tragedy. What else to know:...

Image: Shutterstock What's new: The annual "Global Counterspace Capabilities Report" from our friends at the Secure World Foundation (SWF) Why it's important:  More and more things depend upon space. This means that adversaries have more and more reasons to interfere...

Image: Shutterstock What's new: A report of Russia spoofing Ukrainian drones and sending them against NATO targets. Why it's important: Russia is attacking NATO kinetically. This is not just electronic warfare anymore. Secondarily: If true, it shows Ukraine is still...

Image: Shutterstock What's new: Canada has announced it is cancelling its short wave time signals as of the 22nd of June 2026. Why it's important: The other sources of official time from the Canadian government (National Research Council, or NRC) are less accurate...

Image: AB3.Army on Youtube - The town of Lyman in Ukraine draped with fiber optic cable from both Ukrainian and Russian FPV drones. What's new: An interesting article about drone warfare, and how the U.S. is asking something from Ukraine, a bit of a reversal in the...

Image: Shutterstock What's new: A report that multiple companies are offering governments the ability to geolocate Starlink terminals.  Why it's important: Security concerns - an adversary could target, kidnap, kill, etc. users. Privacy concerns - user location data...

Image: Shutterstock What's new: An interesting form of autonomous navigation based on nature. Why it's important: Autonomous systems have an important place in an overall PNT architecture. For some applications they are the best/only method. This system uses just 42...

Image: RNT Foundation What's new: Draft updated PNT cyber guidance from NIST. They are seeking public comment and input. Why it's important: PNT and cyber are well intertwined. PNT is an essential tech infrastructure so protecting it from malicious cyber effects is...

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...

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,...

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...

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...

Image: Shutterstock What's new: The UK government's formal announcement about their MOD's contract for a tactical/ deployable eLoran capability. Why it's important: This is the first instance we know about of a western military/ government actually choosing a...

Image: Ship fire after collision during GPS disruption - Singapore Maritime Security Agency What's new: A discussion of the importance of GPS/GNSS to maritime - especially in ports.  This is the first discussion of its type we have seen. Why it's important: Safety:...

Image: Hidden TTY on Reddit What's new: Starlink announced it will no longer allow users to access location information on their terminals. Why it's important: Some users were able to use that information to navigate in GNSS denied environments. What else to know:...

Image: DOT Volpe Center What's new: The John A. Volpe National Transportation Center in Cambridge, MA, is seeking a Director to lead the Center for Infrastructure Systems and Technology within the Office of the Assistant Secretary for Research and Technology (OST-R)....

Image: Youtube - Fatal Azerbaijan Air crash after being shot at by Russian forces due to GPS jamming and no ADS-B identification What's new: The Secretary General of the International Civil Aviation Organization addressed the World Overflight Risk Conference in...

Image: Copilot AI What's new: We understand the UK Ministry of Defence (MOD) recently awarded a contract to a UK-led team to create a deployable PNT solution based on eLoran to be delivered over the next two years. The intent is that, once delivered, the system can be...

Image: Shutterstock What's new: A request for information (RFI) from DHS about GNSS-independent, long haul fiber, precise time. Why it's important:  Time and timing, of course, are really important. Of P, N, & T, timing is the one ring that rules them all. RNT...

Image: Traficom What's new: Finland reporting aviation, maritime, and cellular impacts from GNSS interference. Why it's important: The report show the different impacts of line-of-sight signals on users. Regardless of the differences, there are impacts, the results of...

Image: Mr. Bruno Mediate - US Space Force What's new: Official cancellation of the OCX program. Why it's important: Space Force can stop futzing with as system that has already consumed far too much time and money and move on with improving AEP, the current ground...

Image: Shutterstock What's new: A string of statements and actions that probably indicate the troubled OCX program is about to be cancelled for failing to deliver a workable system after 16 years and $8B of effort. Why it's important: GPS needs an upgraded and...

Image: FAA What's new: An FAA guide for pilots we just heard about. It was first published in December, but was recently updated Why it's important: Aircraft are the platforms most impacted by GNSS interference at the moment. Signals travel line-of-sight so aircraft...

Image: Shutterstock What's new: The most recent edition of the Secure World Foundation's "Global Counterspace Capabilities" report discusses GNSS interference at greater length. It is described as a constant - now just part of the environment. Why it's important: This...