#GPS spoofing during military exercises is producing phantom aircraft on cockpit displays — outside the NOTAM'd area, where pilots have no warning. 🔗 rntfnd.org/2026/05/28/g... #Spoofing #PNT #Aviation #ADSB

GPS #jamming near the Russian border disabled navigation on the RAF jet carrying UK Defence Secretary Healey — the second UK Defence Minister this has happened to since 2024. 🔗 rntfnd.org/2026/05/27/u... #GPS #PNT #Russia #Aviation

More than 85% of UK imports and exports by volume move by ship — and Rear Admiral Iain Lower warns the Dover Strait chokepoint now demands resilient #navigation as economic and national necessity, not luxury. 🔗 rntfnd.org/2026/05/27/h... #PNT #Maritime #eLoran

Lithuania's communications regulator says #Russia's expanded #spoofing infrastructure in Kaliningrad can now falsify #GPS signals up to 450 km beyond its borders — affecting navigation across multiple European countries. 🔗 rntfnd.org/2026/05/26/l... #PNT #GNSS

SWF 2026 Counterspace Report: 6,904 debris pieces from US, #Russia, #China & India ASAT tests — 2,773 still on orbit. #GNSS resilience can't be planned apart from this. 🔗 rntfnd.org/2026/05/24/a...

The Telegraph: #Russia is spoofing Ukrainian drones at #NATO targets in Lithuania & Latvia. GNSS interference in the Baltic has crossed from chronic nuisance to cross-border kinetic effect. 🔗 rntfnd.org/2026/05/23/r... #PNT #Spoofing

Canada ends CHU shortwave #time on June 22 — retiring a sub-ms UTC(NRC) reference. Replacements: web/NTP (~10–100 ms) and a talking clock (~1 s). A real loss for #PNT resilience. 🔗 rntfnd.org/2026/05/22/c... #GNSS #Canada

Ukraine plans 3M attack drones this year; the US built ~300K last year — and is now reportedly seeking tech transfer and IP for Ukraine's AI-assisted targeting and GPS-free #drone navigation. #PNT 🔗 rntfnd.org/2026/05/21/u... #GPS #Ukraine #NavWar

Companies are marketing tools to governments that can geolocate #Starlink terminals — a reminder that two-way satellite services create tracking exposure that one-way #GNSS broadcasts do not. 🔗 rntfnd.org/2026/05/18/w... #PNT #Privacy

Bee-Nav — a honeybee-inspired drone navigation system — runs on just 42 KB of memory, hinting at ultra-low-SWaP autonomous #PNT that could complement #GNSS where signals are denied or unreliable. 🔗 rntfnd.org/2026/05/17/h... #GPS #Drones

NIST has released a draft revision of the Foundational #PNT Profile, aligning it with #Cybersecurity Framework 2.0. Public comment open until July 6, 2026 — the community's chance to shape how PNT cyber risk is governed. 🔗 rntfnd.org/2026/05/15/p... #GPS #NIST

Maritime moves 80%+ of global trade — and ports are increasingly #GNSS-dependent in ways that create serious operational risk when signals are disrupted. Webinar: May 21, 4PM EDT. 🔗 rntfnd.org/2026/05/14/g... #PNT #Spoofing #Jamming #Maritime

145,000+ pilots say GNSS interference is a systemic resilience crisis — calling on states, ICAO & ANSPs to maintain independent nav networks and preserve ground-based backups. #Spoofing #Jamming 🔗 rntfnd.org/2026/05/11/i... #PNT #Aviation

The U.S. has no formal supply-side definition of resilient #PNT architecture — while 6 nations already deploy space + eLoran + fiber. Does yours? 🔗 rntfnd.org/2026/05/09/w... #GPS #GNSS #CriticalInfrastructure

RNTF's 2026 Annual Meeting drew senior officials from DoD and DOT for a high-level conversation on #AssuredPNT — a strong sign of growing government engagement on resilience. 🔗 rntfnd.org/2026/05/07/r... #GPS #PNT #CriticalInfrastructure

The UK MOD just awarded a £6M contract for deployable #eLoran — the first western military we know of to actually choose a terrestrial #GNSS alternative for contested environments. 🔗 rntfnd.org/2026/05/06/u... #PNT #GPS #Jamming

A 2019 study detected #GPS interference on every leg of an 18-month voyage — and port environments may be even more vulnerable than open water. 🔗 rntfnd.org/2026/05/04/w... #Maritime #PNT #Jamming

Starlink is cutting user access to location data on May 20 — ending an unofficial #GNSS backup that reached ~20m accuracy and helped users navigate through #jamming zones. 🔗 rntfnd.org/2026/05/01/s... #PNT #GPS

A senior federal role overseeing #PNT infrastructure — 166 projects, $81M+ annual obligations — is open at the DOT Volpe Center. Applications close June 1. 🔗 rntfnd.org/2026/04/30/s... #GPS #CriticalInfrastructure #Transportation

ICAO's Secretary General warns that #GNSS disruptions now pose a significant threat to civil aviation — and that international law alone has proven insufficient to protect aircraft operating near conflict zones. 🔗 rntfnd.org/2026/04/29/i... #GPS #PNT #AviationSafety #Jamming

The UK MOD has contracted a deployable #eLoran-based #PNT system for worldwide use — reportedly making it the first western nation to implement wide-scale #GNSS backup. 🔗 rntfnd.org/2026/04/27/u... #GPS #CriticalInfrastructure

DHS has issued an RFI for GPS-independent precise #timing over long-haul fiber — with a draft Statement of Work suggesting a pilot network contract may follow. Responses due May 1. 🔗 rntfnd.org/2026/04/24/u... #PNT #GPS #CriticalInfrastructure #Resilience

Finland reports #GNSS jamming now disrupting cellular networks near the Russian border — daytime disruptions increasing in 2026. Finland mandates 2 weeks of GNSS-independent sync for mobile networks. A global standard? 🔗 rntfnd.org/2026/04/23/f... #PNT #Jamming #Russia

Space Force has officially cancelled OCX — and the GPS community says it was long overdue. Focus now shifts to setting #GPS L5 healthy, with FOC projected for 2030. 🔗 rntfnd.org/2026/04/22/o... #PNT #GNSS #SpaceForce

After 16 years and $8B, the Pentagon may cancel the #GPS Next Generation Operational Control System — and a new $105M Lockheed Martin ground control contract suggests the Space Force is already working around it. 🔗 rntfnd.org/2026/04/19/w... #PNT #SpaceForce

The FAA updated its #GNSS Interference Resource Guide for pilots — and it goes beyond systems: increased workload, stress, degraded crew coordination, and mistrust of flight deck systems are all documented impacts of #jamming and #spoofing. 🔗 rntfnd.org/2026/04/18/u... #GPS #PNT

The Secure World Foundation now classifies #GNSS interference as a constant of modern conflict — attacking signals is easier than attacking satellites and doesn't start a shooting war. 🔗 rntfnd.org/2026/04/16/g... #GPS #PNT #Jamming

Hundreds of vehicles with personal #GPS jammers detected at the ports of LA and Long Beach — plus a malfunctioning genset disrupting terminal equipment. Most ports have no such monitoring in place. 🔗 rntfnd.org/2026/04/15/l... #Jamming #PNT #CriticalInfrastructure

The U.S. has the tech and cost isn't the barrier — but "everyone is responsible, so no one is responsible" for #PNT governance, while the UK's funded national architecture is already being executed. 🔗 rntfnd.org/2026/04/14/k... #GPS #GNSS #CriticalInfrastructure

GNSS generates trillions in value — yet investment in the geodetic ground infrastructure protecting it runs in the tens of millions. A new paper calls this a formally unpriced #systemic risk with no analog in any other #CriticalInfrastructure 🔗 rntfnd.org/2026/04/13/t... #GNSS #PNT

Norway puts a price on 7 days without #GNSS: ~NOK 3.4B — excluding defense and cascading infrastructure failures. A new govt report maps the nation's #PNT dependence and the case for resilient alternatives. 🔗 rntfnd.org/2026/04/10/n... #GPS #CriticalInfrastructure

Experts at three major summits agree: the #1 thing holding back U.S. #PNT resilience is governance — not technology. 🔗 rntfnd.org/2026/04/09/p... #GPS #GNSS #CriticalInfrastructure #Policy

GPS chief architect Dr. Brad Parkinson's pre-summit message: most proposed #GPS backup systems are still in demonstration phase — a complete system definition is required for serious consideration. 🔗 rntfnd.org/2026/04/05/t... #PNT #GNSS #AssuredPNT

Can drones be made unjammable? RNTF advisor Prof. Todd Humphreys says yes — with layered navigation and investment in resilient user equipment. The policy question: who pays? 🔗 rntfnd.org/2026/04/04/u... #GPS #GNSS #Jamming #PNT

U.S. DOT's new #PNT Director told Munich: a coherent U.S. resilient PNT strategy will come into "much sharper focus" in 1–2 years — with complementary #GPS tech evaluations and NTS-3 results expected this year. 🔗 rntfnd.org/2026/04/03/r... #GNSS #CriticalInfrastructure

Jamming & #spoofing have moved from theoretical risk to operational reality — the Assured #PNT Summit convenes in DC next week to address resilience, governance, and the future of national PNT. 🔗 rntfnd.org/2026/04/01/a...

DHS, DOD & DOT have published a best practices guide for airport #GPS disruption resiliency — because a ground-level outage can halt more flights than interference affecting aircraft in the air. 🔗 rntfnd.org/2026/03/31/g... #PNT #CriticalInfrastructure #Aviation

We caught up with Iridium's Trevor Landon at the Munich Space Summit — where he debuted a new #PNT ASIC that's been in development since 2022 and just entered production. 🔗 rntfnd.org/2026/03/31/i... #GNSS #LEOPNT

The #LEOPNT market jumped from 9 to 14 constellations in one year — but only Iridium is fully operational. RNTF corporate member FrontierSI's 2025 State of the Market Report tracks who's building, and why. 🔗 rntfnd.org/2026/03/30/l... #GNSS #PNT #Resilience

EASA & Eurocontrol release a 22-action plan for #GNSS interference in aviation — including a possible assessment of backup #PNT like LEO, LDACS, and timing systems if GNSS becomes unavailable. 🔗 rntfnd.org/2026/03/28/e...

New research shows existing #5G infrastructure could complement #GNSS to solve urban canyon positioning — minimal changes required from providers. 🔗 rntfnd.org/2026/03/26/w... #PNT #GPS #Resilience

Private aircraft owners resisting a $1K–$3K #AviationSafety upgrade mirrors users' reluctance to adopt jam-resistant #GPS receivers — when do safety mandates become unavoidable? 🔗 rntfnd.org/2026/03/24/u... #PNT #Jamming

#GNSS jamming from Russia's Kola Peninsula is now disrupting GPS trackers at Europe's longest sled dog race — a stark reminder that satellite navigation underpins far more than aviation and shipping. 🔗 rntfnd.org/2026/03/23/g... #PNT #Jamming #Russia #CriticalInfrastructure

A 2-minute #GPS spoofing event near Dallas-Fort Worth impacted 12 aircraft yesterday — and in Oct 2022, disruptions there lasted 44 hours with the source never identified. 🔗 rntfnd.org/2026/03/20/s... #Spoofing #PNT #Aviation #DFW

China built a resilient PNT triad — satellites, towers, and fiber — while India's #NavIC falters. The #PNT gap between these two neighbors has real strategic consequences. 🔗 rntfnd.org/2026/03/19/c... #GPS #China

Finland is moving to criminalize #jammer possession — not just use — closing the enforcement gap that lets #jamming devices slip through the law. 🔗 rntfnd.org/2026/03/18/f... #GPS #GNSS #PNT #CriticalInfrastructure

New research confirms fusing #eLoran with BeiDou significantly improves positioning when satellite visibility is limited — as ESA advances international eLoran standardization. 🔗 rntfnd.org/2026/03/14/e... #PNT #GNSS #Resilience

Claims that #BeiDou is "essentially unjammable" are spreading — but #GNSS experts say the physics simply don't support it. 🔗 rntfnd.org/2026/03/13/b... #GPS #PNT #China #Jamming

#GPS jamming in the Strait of Hormuz is escalating — shipping near-halted, global economy feeling it, and reports Iran may be guiding weapons with an "unjammable" #BeiDou variant. 🔗 rntfnd.org/2026/03/12/i... #GNSS #Jamming #China

The UK is investing £180M in a National Timing Centre — atomic clocks, fibre, and #eLoran — so critical infrastructure keeps running when #GNSS fails. 🔗 rntfnd.org/2026/03/11/u... #PNT #Resilience #CriticalInfrastructure