Image: Shutterstock What's New: GPS jamming and spoofing reported in Politico. Why It's Important: Interference with GPS and other GNSS is mostly a political issue, not a technical or engineering one. It is good to see the issue being reported by an outlet focused on...

Image: Shutterstock What's New: An article discussing the relative PNT capabilities of China and the U.S. Why It's Important: China's far greater ability to withstand disruption of PNT from space gives it huge strategic and tactical advantages over the U.S. Strategic...

Image:  By David Adams - https://www.nab.usace.army.mil/Media/Images/igphoto/2003421467/ What's New: A reminder that rare events happen. They are not "never" events. Why It's Important: Essential systems, like our national PNT, must be built to withstand rare but...

image: Various on-line sellers What's New: The Federal Communications Commission (FCC) says it is taking action to enforce the law against marketing, selling, and using wireless jammers, including those that target GPS/GNSS. While reports do not mention anything about...

Image: Shutterstock What's New: Discussion of whether spectrum/ electronic warfare should be its own warfighting domain. Experience in Ukraine seems to indicate "yes." Why It's Important: While this may seem a sterile intellectual question, such definitions have...

image: GPS interference in the Baltic on 13 March 2024 - GPSJam.org What's New: A plane with a senior UK government official flew near Kaliningrad.  NOT NEW: Planes flying near Kaliningrad having trouble receiving GPS signals. Why It's Important:  Sometimes it is good...

Image: Shutterstock What's New: A letter from Rep. Gallagher, chair of the House Select Committee on the Strategic Competition Between the United States and the Chinese Communist Party to the FCC. It poses lots of interesting assertions and questions including: An...

Image: Shutterstock What's New: National Defense University paper with three important messages just in the title! PNT = Weapon Maritime, like other domains, is incredibly dependent on PNT. We are in a world of great power conflict wherein every weapon available is...

Image: Shutterstock What's New: Recognition of PNT as a cyber issue in maritime cargo. Why It's Important:  PNT is essential to maritime. And it is a cyber issue. Neither of these are well appreciated across the community. Maritime is involved in 95% of international...

Image: Shutterstock What's New: Insight into what one telecom provider is doing to protect against GNSS disruptions. Why It's Important: Numerous telecom applications use GNSS timing. Synchronizing base stations so cell towers can talk to each other, for example. GNSS...

Image: Shutterstock What's New: A report of North Korea jamming GPS signals across the border. This is the first report we have seen of them doing this since 2016. Why It's Important: North Korea uses GPS jamming to antagonize its adversaries, much as Russia is doing...

Image: Shutterstock What's New: More official warnings about Chinese advances in counter-space. Why It's Important: The U.S. is more dependent on space than any other nation. As we have discussed, Threat = Intent x Capability China intends to be back on top. China has...

Image: Shutterstock What's New: Space Force seems to be wanting to re-think GPS.  Why It's Important: GPS is a great space-based system, yet it has it's drawbacks. The satellites are big and really expensive They are built really well, but that means they last a long...

Image: LeoLabs What's New: Leolabs reporting a derelict Russian satellite and an operational NASA satellite, both in LEO, both non-maneuverable, passing within 20 meters of each other last week. Why It's Important:  The NASA satellite could have been damaged or...

Image: By Joseph Christian Leyendecker - Public Domain, https://commons.wikimedia.org/w/index.php?curid=50423826 The movie "Patton" has the general saying at one point “Rommel, you magnificent bastard. I read your book!" as a way of explaining Patton's ability to...

Image: Shutterstock What's New: Interesting article highlighting navigation warfare in Israel/Gaza. Also, first we have seen in the press about Infinidome's new model anti-jam antenna plug-in, GPS DOME 2. Why It's Important: The same things we have been seeing in...

Image: Shutterstock - Interesting. The man in this stock photo looks a bit like our friend Vint Cerf at Google. What's New - This morning we noticed Microsoft 360 had put an icon on our computer tool bar for "Copilot, your everyday AI companion."  - We are not really...

Image: Loran Station Attu w/ WWII remnants - NARA & DVIDS Public Domain What's New: The U.S. government is clearing the way to dispose of approximately 25 former Loran transmission sites.  Why It's Important: It may or may not be important. On the one hand, there...

Image: U.S. Space Force What's New: Interesting article that explores some space-based and a few non-space-based options to backup GPS. Why It's Important: GPS is critical to so many technologies it is a "single point of failure" according to one National Security...

Image: U. S. Coast Guard What's New: An Air Force press release about an eLoran demonstration, along with some surprising statements about future deployment and use. Why It's Important: The U.S. government has been talking about GPS vulnerability, a backup and...

Image: FBI What's New: OK, you got us. It's not new. The Chinese are still hacking our infrastructure and trying to put us at a disadvantage. They were the most advanced civilization on the planet for 5,000 years and they want back on top. Why It's Important: We need...

FOR IMMEDIATE RELEASE February 19, 2024 Media Contact: Mr. Dana A. Goward, President 800-522-6948 [email protected]   General William Shelton, USAF (ret), joins board of RNT Foundation   Alexandria, Va.  — The Resilient Navigation and Timing (RNT)...

Image: Antlers Hotel What's New: The President's National Space-based Positioning, Navigation, and Timing Advisory Board has set the time and place for its next public meeting - the 24th and 25th of April at The Antlers Hotel in Colorado Springs, CO.   Why It's...

Image: Shutterstock What's New: An expanded version of yesterday's post that appeared in GPS World today. Why It's Important: A possible quantum leap in Russia's ability to jam and spoof GPS around the world. What Else to Know: The article in Space Review referenced...

Image: KB Arsenal What's New: Warnings about Russia wanting nuclear-powered weapons in space to disrupt/destroy U.S. satellites. Why It's Important: The U.S. is far more dependent on space than any other nation. This is especially true for PNT which powers most...

Image: Geely Holding Corp. What's New: Chinese auto maker Geely launching even more navigation satellites. Why It's Important:  Geely has a close relationship with China's military. The satellites have more capability than PNT. So... probably more than navigating...

Image: YouTube/Mentour Now! What's New: A very good 22 minute video about how GPS works, a little history, and the issues related to jamming and spoofing in aviation. Why It's Important: These are issues not readily understood by a lot of folks. It is aways good to...

Image: RNT Foundation What's New: US Department of Transportation is looking to pay providers to test and evaluate their complimentary PNT systems. Why It's Important: This could be another step in the nation's slow progress toward a National Resilient PNT...

Image: FCC What's New: FCC Commissioner Simington gave a speech the other day. He mentioned two of our major concerns about GPS/GNSS: Other nations' GNSS have overtaken GPS - and he hints at some of the soft power implications Use of GNSS in critical infrastructure...

Image: Shutterstock What's New: The U.S. Federal Aviation Administration (FAA) has issued a warning and direction to pilots to be careful and not use GPS/GNSS in some instances. Why It's Important: This seems to us to be a quantum step in governments admitting the...

Image: U.S. Space Force What's New: The new, cybersecure ground segment for GPS has been delayed another year.  Why It's Important: Improved cybersecurity and fully enabling M-Code for military users hinges upon having OCX in place.  What Else to Know: Space Force has...

Image: Shutterstock What's New: Ukraine's top military commander announcing a nation-wide spoofing system. Why It's Important: Electronic warfare / navigation warfare is getting to be a much larger part of this conflict. Considering Israel's extensive jamming and...

Image: Shutterstock What's New: An article in Forbes based on an interview with RNTF President Dana A. Goward discussing his OpEd in Breaking Defense (yesterday's post). Why It's Important: The interview includes additional info. What Else to Know: Forbes lets you...

Image: GPSJam.org What's New: An OpEd by RNT Foundation President Dana A. Goward proposing NATO respond to Russia's illegal and dangerous jamming/spoofing. Why It's Important: Russia has been acting: Illegally and dangerously (yep, we said that in the first line...

Image: Viasat What's New: Progress on the UK's SBAS project, one of the initiatives cited in its ten point Resilient PNT plan. Why It's Important: Lots of governments issue strategies and make plans. Not as many actually carry things through. Especially in areas like...

Image: Shutterstock What's New: A report from the meeting between International Air Transport Association (IATA) and the European Union Aviation Safety Agency (ESA) about mitigating the risk of wide-spread jamming and spoofing.  Why It's Important: Several noteworthy...

Image: GPSJam.org What's New: We found a YouTube site with time lapse videos of GPSJam.org for 2022, 2023, and to date in 2024. It helped us realize how bad things have gotten. And especially the increase in activity during 2023. Why It's Important: At some point...

Image: Shutterstock What's New: The International Air Transport Association is meeting about GPS interference. According to the below article they are going to: Press regulators for Urgent action on A problem that is caused by spoofing associated with conflicts in...

Image: NASA What's New: The Institute for Defense Analysis is conducting a survey for the federal government. Why It's Important: It is always good to remind folks that GPS/GNSS is important, the impacts of disruption, and that space weather can be a problem. And it...

Image GPSJam.org What's New: Extensive jamming/spoofing in Southern Sweden, northern Poland, to include strategic the Suwałki Gap. On the 25th and 26th of December a wide swath of northern Poland and southern Sweden was impacted. New Year’s Eve, aircraft across a...

Image: Johns Hopkins What's New: Another reminder about a threat to GPS satellites and signals no one has any control over. Why It's Important: Solar activity can disrupt GPS and other GNSS signals for days. In the most extreme cases it can destroy satellites. The...

Image: GPSJam.org What's New: We decided to look today for indications of GPS interference in places other than those most folks have been focusing on. We found three areas in Myanmar and one broad area near the Pakistan-India border. Why It's Important: This is...

Image: Shutterstock What's New: Sweden's military and civil defense leaders have warned the public about the possibility of war. Why It's Important: Russia has threatened to invade Finland and Sweden if they join NATO. Finland already has, and Sweden is on track to do...

Image: Texas Transportation Institute What's New: A podcast by Texas Transportation Institute Agency Director and CEO, Hon. Greg Winfree, discussing GPS as an under-appreciated, silent utility. Why It's Important: GPS is America's primary source for positioning,...

Image: Plane Finder/ X-Twitter UPDATE: We talked with Zach Clements at the University of Texas Radio Navigation Laboratory about this. When he looked at the reports on ADS-B Exchange for one of planes that had been reported being spoofed into square patterns, he found...

Image: GPSJam.org What's New: Analyses from the Univ. of Texas Radio Navigation Lab and Stanford of Russian jamming in the Baltic. Why It's Important: Electronic warfare is warfare. Russia is attacking, albeit at a low level: The ships and aircraft of other nations...

Image: Shutterstock What's New: Remarks at the Transportation Research Board meeting this week by RNTF President Dana Goward. Why It's Important: We must start thinking about transportation infrastructure as more than concrete and asphalt. Investments in PNT are much...

Image: Shutterstock What's New: A paper by RNT Foundation member Hexagon NovAtel. Why It's Important: Solar activity is always a concern to GPS/GNSS users. The sun is moving toward solar maximum estimated for the summer of 2025.  What Else to Know: While significant...

Image: Zach Clements and ADS-B Exchange What's New: Circle spoofing, previously only observed in receivers aboard ship and on land, is now being observed in aviation. Here are depictions of aircraft receivers being spoofed off course, and then into reporting they are...