What's new: The agenda for the PNT Leadership Summit has been finalized and the names of presenters have been added. Why its important: The summit is a unique opportunity, now that the government's PNT Advisory Board is no longer active, for individuals and...

Image: Shutterstock What's new: An excellent discussion about some of the challenges implementing LEO PNT systems. Why it's important: GNSS signals are very vulnerable and are being disrupted all the time. LEO PNT is likely to be more resilient and more precise and...

Image: Shutterstock What's new: An info graphic that shows many of the ways GNSS impacts/supports/is integrated with utilities and other systems we use everyday. Why it's important: Educating the public and leaders on this is an essential first step. Next we need...

Image: UKPNTO What's new: A compilation of different eLoran initiatives and links to some studies and initiatives. Why it's important: Complementary and backup systems for GNSS are becoming increasingly necessary. GNSS is not reliable in many parts of the world and...

Image: Xona Space What's new: Significant progress toward commercial LEO PNT. Why it's important: LEO PNT can be stronger, more accurate, and more resilient to disruption than GNSS signals. What else to know:  Inside GNSS has started a column dedicated to LEO PNT....

Image: Shutterstock What's new: More information about how the wars and potential wars in space are shaping up. Why it's important: The U.S. is far more dependent on space than any other nation. For a while space was a safe place to put critical assets. Now, not so...

Image: Shutterstock What's new: The Air Force has recently taken over the MGUE program from Space Force and is predicting TESTING of the cards for equipment will be complete next year. Why it's important: M-code enabled receivers will be able to resist jamming and...

Image: Figure (1) A capture of COGNOS Global Joint PNT-SA Dashboard Common Operational Picture for the ADS-B observables as related to correlated GNSS degradation from June 23 to 30, 2026. Source US DOT & DOD. Washington View Column for the upcoming print edition...

Image: Shutterstock What's new: A report that a ship hit a mine and exploded in the Strait of Hormuz. Many details are not clear. Why it's important: The strait is an important international choke point and an area of intense GPS spoofing and jamming. What else to...

Image: YouTube What's new: An article from last week about using existing eLoran services for navigation in places like the Straits of Hormuz and Bab al Mandab when GNSS signals are not available or reliable. Why it's important: Secure navigation is essential in these...

Image: Defense Blog What's new: A report that Russian drones are using a magnetic compass bolted on a location where the operator can look down at it to help ensure the drone stays on course. Why it's important: It is evidence of the increasingly contested navigation...

Image: Shutterstock (not what it is really going to look like) What's new: Registration is now open for the 2026 PNT Leadership Summit hosted by the RNT Foundation and Inside GNSS+ magazine. Why it's important:  The summit is an important public discussion of PNT...

Image: Tanker Adalynn on fire after collision with tanker Front Eagle due to GPS spoofing - screen shot from social media What's new: A report that governments are starting to question the safety of maritime operations during GPS interference and what measures...

Image: Shutterstock What's new: India is moving to join the list of nations deploying a clock and fiber-based timing network to provide a sovereign national "tech heartbeat." Why it's important: Time and/or timing is essential to virtually every technology. While many...

Image: Shutterstock What's new: The University of Alabama (Tuscaloosa) wants to hire into a "... tenure-track Assistant Professor position in physics related to precision timing, quantum photonics, and positioning, navigation, and timing." Why it's important: To not...

Image: HYPNOSIS system - screen grab from IAI video posted on social media What's new: An Israeli jammer and spoofer combo designed as a non-kinetic anti-drone measure. Why it's important: As these kinds of systems proliferate GNSS services become less reliable. And...

Image: Shutterstock What's new: The recent major network outage in Australia was because the provider failed to heed a January warning from Microchip (RNTF member since 2018!) to update software on their equipment for the GPS week rollover. Why it's important:...

Image: Crashed missile in Ukraine, Shutterstock What's new: An article about Ukraine's home grown jamming and spoofing EW system. Why it's important:  This reinforces the idea of how PNT and counter PNT have become weapons in and of themselves. The article emphasizes...

Image: Shutterstock What's new: A discussion of liability in a maritime context when something bad happens because of jamming or spoofing. Why it's important:  The question of liability and responsibility is critical to getting folks to act. What else to know:...

Image: Clock from the Daily Planet (RNT Foundation) What's new: Information about a major network failure in Australia due to a timing problem. Why it's important:  Networks and timing are essential to any number of mission critical functions and critical...

Image: Copilot AI What's new: An opinion piece by the former Commander, USAF Space Command, Gen. William Shelton (ret). Why it's important: It has recently become public knowledge that Russia can interfere with GPS (and Bei Dou) from space across broad sections of the...

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...