Dana A. Goward
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gpsbackup.bsky.social
Dana A. Goward
@gpsbackup.bsky.social
60 followers 2 following 220 posts
President, Resilient Navigation & Timing Foundation - Speaking Up for GPS/GNSS Users - Learn More: https://rntfnd.org/
Posts Replies Media Videos
gpsbackup.bsky.social
During GPS tests off the Carolinas, Boeing & Airbus aircraft flagged “low integrity” alerts—proof systems can detect spoofing but still face disruption.

vist.ly/4imtx

#GPS #PNT #Spoofing #AviationSafety #Defense #Cybersecurity #CriticalInfrastructure
Airliners off U.S. coast spoofed by military testing - Spirent - RNTF
Image: Spirent What's new: An American Airlines and an Air Canada aircraft were spoofed off  the coast of the Carolinas yesterday. This was apparently due
rntfnd.org
December 15, 2025 at 7:31 PM
gpsbackup.bsky.social
Golden Dome may do more than protect the U.S.—it could finally drive a national core resilient PNT architecture, benefiting civil infrastructure, too.

Read more: vist.ly/4im77

#ResilientPNT #GoldenDome #GPS #PNT #Defense #Cybersecurity #CriticalInfrastructure
Golden Dome and PNT - Inside GNSS - RNTF
Image: NASA Earth Observation Lab What's new: This article is a longer discussion of the NSSA paper we posted about last month. Why it's important: For
rntfnd.org
December 15, 2025 at 5:19 PM
gpsbackup.bsky.social
New research near Kaliningrad finds coordinated, multi-constellation jamming & spoofing stronger offshore than on land — a serious warning for maritime operations in the Baltic.

🔗 vist.ly/4hwtp

#PNT #GPS #GNSS #MaritimeSecurity #Russia #Baltics #Spoofing #Jamming
Kaliningrad Jamming and Spoofing Up Close - Inside GNSS - RNTF
Image: GPSJam.org What's new: A more in-depth look at GPSPatron's efforts with Gdynia Maritime University examining GNSS interference from Kaliningrad. It
rntfnd.org
December 10, 2025 at 2:22 AM
gpsbackup.bsky.social
We often guard against the threats we see most often—while ignoring the risks that could destroy everything. Long-term GNSS denial is one such risk. Are we ready?

🔗 vist.ly/4hw6t

#PNT #GPS #GNSS #Cybersecurity #CriticalInfrastructure #Infrastructure #Resilience
PNT Threats, Risks and Disaster - Inside GNSS+ - RNTF
Image: Hurricane Isabel from International Space Station - NASA Johnson Space Center What's new: The Washington View column from the Nov/Dec 2025 edition
rntfnd.org
December 9, 2025 at 11:16 PM
gpsbackup.bsky.social
Experts at the PNT Leadership Summit agreed: the U.S. must shift from defending a single PNT source to building a resilient, multi-layered architecture.

Read the full report: 🔗 vist.ly/4hvic

#GPS #PNT #GNSS #Resilience #Infrastructure
PNT Summit Report 2025: Tackling Urgent PNT Challenges - Inside GNSS+ - RNTF
Image: Shutterstock What's new: The proceedings (report-out) of September's PNT Leadership Summit co-sponsored by the RNT Foundation and Inside GNSS+. Why
rntfnd.org
December 9, 2025 at 8:51 PM
gpsbackup.bsky.social
Starlink & OneWeb signals can fill GPS gaps in the Arctic, says new Ohio State study. @LEO satellites could strengthen navigation & timing resilience against jamming/spoofing. Read more: vist.ly/4hef3

#Starlink #OneWeb #GPS #GNSS #PNT #Cybersecurity #Jamming #Spoofing
Starlink, OneWeb satellites provide accurate positioning in GPS-weak zones - TechXplore - RNTF
Image: Navigating the Arctic Circle with Starlink and OneWeb LEO Satellites (2025). What's new: A paper from Ohio State University and Prof Zak Kassas.
rntfnd.org
December 5, 2025 at 7:36 PM
gpsbackup.bsky.social
A Ukrainian strike hit a Russian #GLONASS receiver factory used for drones & missiles—evidence that #GNSS-based #PNT remains indispensable, even amid advanced electronic warfare.

Read More: vist.ly/4h7f2

#Ukraine #Russia #GPS #Infrastructure #Cybersecurity
GLONASS receiver factory targeted by Ukraine - GPS World - RNTF
Image: Youtube What's new: Ukraine unmanned systems destroyed a factory that makes GLONASS equipment for drones and missiles. Why it's important: It is
rntfnd.org
December 4, 2025 at 1:07 PM
gpsbackup.bsky.social
Amid global #GPS jamming, South Korea 🇰🇷 is driving #eLoran cooperation with the UK & France — a major step toward resilient, standardized #PNT systems worldwide.

🔗 vist.ly/4gxv6

#ROK #GNSS #Infrastructure #Transportation #Cybersecurity #Resilience #Jamming
Republic of Korea (ROK) Leading Global Collaboration on eLoran - Inside GNSS - RNTF
Image: Co-pilot AI What's new: Expanded information about a recent tri-nation meeting led by South Korea. Why it's important: To be really effective,
rntfnd.org
December 2, 2025 at 10:51 PM
gpsbackup.bsky.social
Best tech to protect GNSS/PNT – GPS World Editorial Advisory Board

#GPS #GNSS #PNT #Galileo #Jamming #Spoofing vist.ly/4gkri
Best tech to protect GNSS/PNT – GPS World Editorial Advisory Board #GPS #GNSS #PNT #Galileo #Jamming #Spoofing vist.ly/4gkri
Best tech to protect GNSS/PNT – GPS World Editorial Advisory Board #GPS #GNSS #PNT #Galileo #Jamming #Spoofing vist.ly/4gkri
rntfnd.org
November 30, 2025 at 6:29 PM
gpsbackup.bsky.social
GNSS Interference Offshore Kaliningrad – interesting new report by GPSPATRON

#GPS #GNSS #PNT #Galileo #Jamming #Spoofing vist.ly/4gdak
GNSS Interference Offshore Kaliningrad – interesting new report by GPSPATRON #GPS #GNSS #PNT #Galileo #Jamming #Spoofing vist.ly/4gdak
GNSS Interference Offshore Kaliningrad – interesting new report by GPSPATRON #GPS #GNSS #PNT #Galileo #Jamming #Spoofing vist.ly/4gdak
rntfnd.org
November 28, 2025 at 3:10 PM
gpsbackup.bsky.social
GPS Interference Snarls Venezuela as US Warns of Hazardous Skies – Bloomberg

#GPS #GNSS #PNT #Galileo #Jamming #Spoofing vist.ly/4g542
GPS Interference Snarls Venezuela as US Warns of Hazardous Skies – Bloomberg #GPS #GNSS #PNT #Galileo #Jamming #Spoofing vist.ly/4g542
GPS Interference Snarls Venezuela as US Warns of Hazardous Skies – Bloomberg #GPS #GNSS #PNT #Galileo #Jamming #Spoofing vist.ly/4g542
rntfnd.org
November 26, 2025 at 5:47 PM
gpsbackup.bsky.social
From Ukraine to Taiwan, satellite networks like Starlink are reshaping conflict communications — and vulnerabilities. China’s jamming tactics show why diverse PNT is essential.

vist.ly/4fy7a

#China #Starlink #PNT #Cybersecurity #GNSS #Jamming #GPS #Galileo
Study shows how China could jam Elon Musk’s Starlink satellites if it invades Taiwan - The Independent - RNTF
Image: Shutterstock What's new: Report on a tactic to jam Starlink over broad areas. Why it's important:  Starlink was used to overcome Russian jamming in
rntfnd.org
November 25, 2025 at 6:15 PM
gpsbackup.bsky.social
Royal Navy reports a Russian “research vessel” near the U.K. jamming GPS & using lasers on patrol aircraft — actions that endanger navigation & violate international law.

🔗 vist.ly/4ftin

#Russia #GPS #GNSS #Jamming #PNT #MaritimeSecurity #UK
Russian vessel jamming GPS, using lasers in "innocent passage" off U.K. - RNTF
Image: Russian "research vessel" travelarium.ph / Shutterstock.com What's new: A Royal Navy report of Russian vessels sailing close to the U.K.'s shores.
rntfnd.org
November 24, 2025 at 7:21 PM
gpsbackup.bsky.social
Rising GPS interference near Venezuela linked to regional military activity. FAA warns airlines of “potentially hazardous” conditions.

🔗 vist.ly/4fsed

#GPS #PNT #GNSS #Jamming #Spoofing #Aviation #Venezuela #TrinidadAndTobago
GNSS interference near & in Venezuela - FAA warning - RNTF
Image: GPSJam.org What's new: The US Federal Aviation Administration (FAA) issued an advisory yesterday about "WORSENING SECURITY SITUATION AND HEIGHTENED
rntfnd.org
November 24, 2025 at 3:54 PM
gpsbackup.bsky.social
UK invests £155M in #PNT resilience:

✅ £71M for #eLoran
✅ £68M for National Timing Centre
✅ £13M for #GNSS interference monitoring
✅ £3M for space-based timing R&D

vist.ly/4f8mx

#GPS #Resilience #Cybersecurity #Infrastructure
UK announces £155M investment in Timing Centre, eLoran, GNSS warning - RNTF
Image: Shutterstock What's new: The UK Science Minister announced £155M funding for PNT initiatives today at the Royal Institute of Navigation's annual 
rntfnd.org
November 19, 2025 at 8:27 PM
gpsbackup.bsky.social
“The prudent navigator will use all means available.”

As #GNSS #spoofing grows, data fusion is key to safe #maritime navigation and situational awareness.

vist.ly/4f7ms

#PNT #Cybersecurity #Resilience #GPS #Navigation #DataFusion #Jamming #CriticalInfrastructure
Addressing the Escalation in GNSS Spoofing with Data Fusion - Cambridge Wireless - RNTF
Image: Shutterstock What's new: An article, focusing on maritime, about using data fusion to help overcome spoofing. Why its important: "The prudent
rntfnd.org
November 19, 2025 at 5:26 PM
gpsbackup.bsky.social
Iridium’s new ASIC enables direct reception of its secure LEO timing signal — validated by NIST as accurate UTC. This breakthrough brings spoof-resistant, GNSS-independent #PNT into silicon. vist.ly/4f6ki

#Iridium #GNSS #GPS #Resilience #CriticalInfrastructure
Iridium’s ASIC a Huge Step Forward for Resilient PNT - RNTF
Image: Iridium What’s new After 3 years of work (and we are sure much expense) Iridium has developed a chip capable of receiving its timing signal. Why
rntfnd.org
November 19, 2025 at 3:24 PM
gpsbackup.bsky.social
Investors are eyeing #GNSS & #GPS markets — but are they hearing about vulnerabilities?

A new analysis shows value shifting from hardware to software fusion of #PNT sensors like IMUs & lidar.

Read more: vist.ly/4ewm2

#Cybersecurity #ResilientPNT #SpaceEconomy
A Comprehensive Analysis of GNSS/GPS Horizontal and Vertical Markets - New Space Economy - RNTF
Image: GPS III USAF What's new: A reasonably thorough overview of GNSS, uses, etc. targeted to investors. Why its important: This is what the investment
rntfnd.org
November 17, 2025 at 10:37 PM
gpsbackup.bsky.social
A fair & open path to #ResilientPNT: The U.S. needs GPS backup that strengthens—not displaces—existing users. The RNT Foundation calls for transparency & competition in FCC spectrum decisions.

🔗 vist.ly/4evn7

#PNT #GPS #IoT #FCC #SpectrumPolicy #Infrastructure
The U.S. needs GPS backup and IoT resilience - Rebuttal in GPS World - RNTF
Image: Shutterstock What's new: A piece by Avi Rosenthal from the Z-Wave Alliance discussing the need to both backup GPS and not displace well-established
rntfnd.org
November 17, 2025 at 7:02 PM
gpsbackup.bsky.social
New step toward global #eLoran cooperation — South Korea hosted U.K. & France to align on standards & policy for GPS backup systems.

vist.ly/4e3mi

#PNT #GPS #Cybersecurity #Infrastructure
S. Korea leads meeting with U.K. and France on eLoran - RNTF
Image: Copilot AI What's new: A South Korean government press release about a two day meeting with the U.K. and France. Among the discussion items were:
rntfnd.org
November 12, 2025 at 8:00 PM
gpsbackup.bsky.social
China now operates 3 commercial LEO #PNT systems — CENTISPACE, GeeSAT & SatNet — strengthening its already broad PNT infrastructure including eLoran & fiber timing.

More: vist.ly/4d28u

#China #GPS #GNSS #Cybersecurity #CriticalInfrastructure
China's 3 Commercial LEO PNT Services as of Nov 2025 - RNTF
image: Shutterstock What's new: An update on China's commercial LEO PNT efforts from a good friend of the RNT Foundation. References: CENTISPACE:
rntfnd.org
November 12, 2025 at 4:37 PM
gpsbackup.bsky.social
The EU continues to diversify its PNT architecture — exploring LEO comms as a complement to GNSS under a new “Fused PNT” study. Redundancy = resilience.
🔗 vist.ly/4drq7

#PNT #GNSS #LEO #Galileo #Infrastructure #EU
EU "Fused PNT" = GNSS + LEO Comms (new tender) - RNTF
Image: Shutterstock What's new: The EU has released a tender for a study on the feasibility of using LEO communications satellites for "complementary"
rntfnd.org
November 11, 2025 at 1:36 AM
gpsbackup.bsky.social
Serious GPS spoofing near Delhi Airport exposed vulnerabilities in aviation navigation. When ILS systems are down, reliance on GPS alone can put safety at risk.

🔗 vist.ly/4dqg6

#GPS #PNT #Spoofing #Aviation #India #GNSS
GPS spoofing strikes Delhi airport: Disruptive signals force flight diversions, pilots warned - MoneyControl - RNTF
Image: GPS Spoofing near Delhi on 5 Nov 2025 displayed on GPS Wise (https://gpswise.aero/) What's new: Significant GPS spoofing and air traffic disruption
rntfnd.org
November 10, 2025 at 8:19 PM
gpsbackup.bsky.social
DOT’s 5 new CPNT awards total nearly $5M — a clear sign of continued engagement in advancing resilient PNT technologies. Progress continues, even as adoption challenges remain.

🔗 vist.ly/4d8s7

#CPNT #PNT #GPS #Infrastructure #Resilience #Cybersecurity
5 DOT Awards for CPNT Show Continued Engagement, But Challenges Remain - Inside GNSS - RNTF
Image: RNT Foundation What's new: An article about the U.S. Department of Transportation's (DOT) actions on complementary PNT (CPNT). Why it's important:
rntfnd.org
November 6, 2025 at 10:06 PM
gpsbackup.bsky.social
Resilient #PNT is key to #GoldenDome’s success. NSSA’s new paper warns: GPS alone can’t support defense or infrastructure without backup systems.

👉 Read more: vist.ly/4cupa

#GPS #GNSS #Cybersecurity #CriticalInfrastructure #NSSA
Resilient PNT is Vital for Golden Dome Success - NSSA - RNTF
Image: Shutterstock What's new: A paper by the National Security Space Association. Why it's important: Reliable systems need reliable (and resilient)
rntfnd.org
November 4, 2025 at 5:39 PM