The International Maritime Organization headquarters in London. (Photo: Anastasia Yakovleva/iStock Editorial / Getty Images Plus/Getty Images) Blog Editor's Note: The author is President of the RNT Foundation. US Coast Guard protests GPS disruption to UN body: ‘urgent...

  Covid - 19 GPS Disruption Natural flu pandemics rare, but happen: 1918 – H1N1 1957 – H2H2 2020 - Covid-19 Damaging solar flares rare, but happen: 1859 – Carrington Event 1921 – NY Railroad Storm "More frequent than was thought" Univ of Warwick Potential...

GPS signal being precisely jammed in northern Norway by Russian military 30+ miles across the border. Image: Norwegian Communications Authority   Blog Editor's Note: Slides from Dr. McCall's 2017 presentation "Assured PNT For the United States" to the US National...

Image:US Army Blog Editor's Note: One of the best ways to improve user PNT resilience is to simultaneously access signals that are as far apart on the radio spectrum as possible. The idea is that something that would interfere with one frequency would be very unlikely...

Image: AirServicesAustralia.com   Blog Editor's Note: This seems to be another example of a federal agency that has turned to cheap, but very vulnerable GPS-based solutions to the detriment of the overall health and efficiency of the larger system and the nation....

Blog Editor's Note: The author is the President of the RNT Foundation. DOT holds first GPS backup technology demonstration Est. reading time: 3 minutes March 16, 2020  - By Dana Goward Notes from DoT GPS Backup Demos – Part I Government officials, advisers, and...

Photo: Getty Images Working remotely? Social distancing? Hunkering down? Webinars are the perfect way to stay connected, informed, and just shake the cobweb loose. Our readers may be particularly interested in two that are scheduled for the near future:  ...

Image: Regulus Blog Editor's Note: The below is reproduced from a LInkedin post. Interesting tidbit about help available if you are having difficulty spoofing GNSS signals.  Good to know, but we probably won't be calling anytime soon. Full disclosure - Regulus Cyber...

Image: One Photo/Shutterstock.com Blog Editor's Note: The author of this article is the President of the RNT Foundation. Positioning, Navigation, and Timing Executive Order Welcomed with Mixed Reactions By Dana A. Goward, President, Resilient Navigation and Timing...

Image UMass.org   RNTF Report A fact sheet from the Army Research Laboratory outlines a basic research project to overcome the inherent vulnerabilities and liabilities of GPS. Rather than trying to improve on existing radio frequency technology, the effort is...

Image: Geely Holding Company Blog Editor's Note: We have previously admired China's multi-source, "comprehensive" approach to ensuring PNT services for all. The below article indicates that the LEO PNT portion of this architecture will be provided by a commercial...

Image: National Interest Blog Editor's Note:  Some may see the information in this article about Russia's interference with GPS as greatly understated. It does raise a number of interesting points worth consideration, though. Some details that we don't often see...

Image Credit: Sgt. 1st Class Kimberly D. Calkins, ANG Blog Editor's Note: Over-reliance on space is not a problem unique to the PNT world, as the below article shows.  Several interesting points in the article that show common issues between the PNT and communications...

RNT Foundation Report The US Coast Guard Navigation Center received thirty-nine reports of suspected GPS interference during the five-month period from the first of August 2019, to the end of January 2020. While these were certainly the smallest fraction of problems...

Image: Wikimedia Commons Blog Editor's Note: The author of this piece is the President of the RNT Foundation. PNT Executive Order helpful, but delays market solutions February 20, 2020  - By Dana Goward On Feb. 12, the White House released an “Executive Order on...

Blog Editor's Note:  We first caught wind of this project in November at the Edinburgh International Navigation Conference. Apparently this great initiative has been in the works for some time, but it's announcement has been delayed as the UK government has been...

Image: Jamming During 2018 Trident Juncture - Norway Foreign Intelligence Service Blog Editor's Note: This is an interesting article for a number of reasons. One is that it is the first report we have seen of spoofing, in addition to jamming, in northern Norway. Also...

RNT Foundation Report Innovation Beyond GNSS – US DOT Speaking at a European symposium last month, the US Department of Transportation official responsible for civil positioning, navigation, and timing (PNT) issues discussed how her organization was striving to both...

Image: MQ-9_Reaper U.S. Air Force photo by Paul Ridgeway   Blog Editor's Note: The author of the below article is the President of the RNT Foundation. Report: DoD drone spoofed GPS on small aircraft February 12, 2020  - By Dana Goward A small aircraft’s encounter...

Image: DoD photo, PHC C.M. Fitzpatrick Blog Editor's Note: While it is always good to highlight the importance of PNT resilience, yesterday's Executive Order did little else. Almost all the mandated actions are studies, though we have had enough studies and know...

Image: Google driverless car - Grendelkhan on Wikimedia Commons By Editor When the Israeli company Regulus used GPS spoofing to cause a Tesla in self-drive mode to turn sharply and quickly brake, it demonstrated what many in the PNT community had long known or...

DoD Image: Air Force Staff Sgt. James Richardson Blog Editor's Note: This article provides an interesting perspective from a south Asia media outlet that seems to focus on the intersection between that region, Europe and the United States. It also demonstrates the...

$24K pledged to open David Last Memorial Scholarship Fund February 5, 2020  - By Dana Goward 0 Comments David Last The Resilient Navigation and Timing (RNT) Foundation is leading a drive to establish a scholarship fund in honor of the late Professor David Last....

Blog Editor's Note: This article is adapted from RNT Foundation President Dana A. Goward's presentation at November's International Navigation Conference in Edinburgh, Scotland, UK. It appears in the current issue of the Royal Institute of Navigation's journal...

Federal Hall at Wall and Broad Street, New York City.  Wikimedia Commons Hu Totya   Blog Editor's Note: This week's "Time and Money" by ATIS at the New York Stock Exchange was a huge success.  Check out the event site for the presentations. It was the first time,...

Blog Editor's Note: This is the fourth of four articles Katherine Dunn published last week as part of the Fortune series "When GPS Goes Wrong." This article recounts a project by DLR, the German Aerospace Center, to assess maritime GPS disruption in various areas -...

Blog Editor's Note: For more GPS history, as well as an interesting discussion of Skinnerarian behavior changes it has wrought in people, we recommend "Pinpoint, how GPS is changing technology, culture, and our minds" by Greg Milner.  INTERNATIONAL GLOBAL TRADE How...

A conceptual diagram that shows how GPS triangulation works. Up to 4 of the 24 satellites in orbit transmit position and time signals that allow each user or device to determine its location.UNIVERSAL HISTORY ARCHIVE/UNIVERSAL IMAGES GROUP VIA GETTY IMAGES Blog...

Photo-Illustration by Tres Commas; Original Photo: Nucha Sirivisansuwan—Moment/Getty Images   Blog Editor's Note: A good article with lots of case studies and examples. We consulted with Katherine Dunn and provided a lot of background for this well researched...

Image: Wikimedia Commons Blog Editor's Note: Mr. Jens Hoxmark is an electronics engineer and long time RNT Foundation member. We very much appreciate our members sending thoughtful pieces like this to share with the community. 5G and eLoran – A Diverse, More Resilient...

Image: FAA Blog Editor's Note:  The headline of the Miami Herald article below is about a military exercise jamming "GPS for small planes." Of course the exercise will also jam GPS receivers on large planes, ships, and anyone else within the affected area. Small...

Image: Airbus Blog Editor's Note: The aviation industry is quickly coming to grips with the reality of routine GPS/GNSS disruptions. This is good news for everyone who flies. It is a bit ironic, though, that aviation should lead other modes of transport in this....

Russian President Vladimir Putin (C), Defence Minister Sergei Shoigu (R) and Commander in Chief of the Russian Navy Vladimir Korolev (L) watch a terrestrial globe while visiting Russia's Navy Headquarters during Navy Day in Saint Petersburg on July 30, 2017. (ALEXEY...

Image: NEON Personnel Tracker - TRX Systems Blog Editor's Notes: The author of the below article is President of the RNT Foundation.  Also, the information about Serco's project in the article is incorrect as we were not able to make contact with them until after the...

Blog Editor's Note: The author of the below article is President of the RNT Foundation. DoD PNT Task Force Charter: ‘Best investments may be non-GPS’ January 9, 2020  - By Dana Goward     Augmenting GPS with other systems was suggested as the most promising...

Several days ago we reported on how Chinese authorities had apparently suspended GPS jamming and spoofing in the port of Shanghai so that an amazing New Year's Eve drone show with 2,000 flying in close formation could proceed. Video of the show was shown on China TV...

Blog Editor's Note: The Federal Communications Commission (FCC) is an interesting organization. For one, it is an independent government agency. That means that it is not part of the executive branch. So, while it considers input from the executive branch, it is not...

Or maybe not. Shanghai's New Year's New Year's celebration was particularly spectacular this year and included a show using 2,000 drones. Lighted drones formed variety of images including colored shapes, a man running across the sky, and numbers counting down the...

Blog Editor's Note: Another outstanding article below by Dee Ann Divis. A couple thoughts: We are intrigued to see that the Department of Defense continues to grapple with its size, aspire to greater agility and creativity, and to look west to Silicon Valley. A...

Several members sent us this link to a new 9 minute video on how to spoof GPS receivers: The video is sponsored by a number of big companies including AWS (ironically), so you have to watch at least part of one of the ads. Then the video explains the equipment you...

The Cotopaxi volcano in Ecuador is "the largest pipe organ you've ever come across." Credit: Silvia Vallejo Vargas/Insituto Geofisico, Escuela Politecnica Nacional (Quito, Ecuador)   Blog Editor's Note: A interesting general interest article about some of the...

Image: Lucasfilm & 20th Century Fox/ Wikipedia Spoiler Alert: This post reveals a sub-theme in the most recent Star Wars film. If you don't want to know anything at all about the movie, you should not have even read our headline. You should certainly not read...

Image: Shutterstock Blog Editor's Note: Another example of how GNSS has connected so many incredibly disparate things in unexpected ways.  Start with swine flu.  Add greed, the price of pork, extortion, drones, GPS vulnerability, and counter-drones. You get...

Blog Editor's Note: A good overview article based on a conversation with Dr. Brad Parkinson. Of special interest are comments near the end about drones and their use of GPS. Such vulnerable signals in unmanned systems, especially drones, poses serious questions about...

Blog Editor's Note: This item is an expansion with commentary on the news we posted yesterday.  The author is President of the RNT Foundation. Chinese GPS spoofing circles could hide Iran oil shipments Est. reading time: 2 minutes December 17, 2019 By Dana Goward “GPS...

Blog Editor's Note: "Crop circle spoofing" was reported in the literature at Shanghai several weeks ago. Researchers have discovered similar activity at 20 locations along the Chinese coast, 16 of which are oil terminals. There seems to be a correlation between the...

A public memorial service for Professor David Last will take place at the Pritchard Jones Hall, College Rd, Bangor LL57 2AP at 13:00 on 23rd January 2020. Full details will be posted later here https://www.johnhughesandson.co.uk/en/obituary In Lieu of flowers the...

Blog Editor's Note: This article is a good overview of spoofing and its potential impacts. The interviewer asks a very good question about incentives for spoofing GPS. While the article provides a general answer, it would be interesting to sit down someday with a...

Time and navigation are inextricably intertwined. In fact, precise time is essential to most modern navigation and positioning systems. A number of our readers and members focus almost exclusively on the "T" in "PNT". So we thought we would pass along the below note...

Blog Editor's Note: A great "year in review" post by Guy Buesnel, on the Linkedin. Guy is a member of RNTF's International Advisory Committee and leads the GNSS Vulnerabilities group on Linkedin.  Grounded flights, lost drones and ‘crop circles’: the year in GNSS...