...That one time at DEF CON! | Meshtastic
A recap of the Meshtastic DEF CON deployment, including a vulnerability demonstration and the project's response.
At #DEFCON33, #Meshtastic ran its biggest mesh yetβ2K+ nodes, thousands of msgs & an unexpected live vulnerability demo. Lessons learned β
Big plans for security, identity & UX.
Full recap π meshtastic.org/blog/...
#Cybersecurity #OpenSource
13.08.2025 02:32 β π 33 π 3 π¬ 0 π 1
Rokland is onsite with a booth and selling hardware.
08.08.2025 18:09 β π 5 π 1 π¬ 0 π 1
β’ MQTT Config:
ββ«οΈ Broker: mqtt.defcon.org
ββ«οΈ Topic: event/defcon33
ββ«οΈ TLS and encryption enabled π
ββ«οΈ Username: public
ββ«οΈ Password: 31337
ββ«οΈ Only Channel 0 uplink enabled by default
β‘οΈ Flash the firmware at defcon.meshtastic.or...
π Full userprefs:
github.com/meshtasti...
π§΅ 4/4
26.07.2025 23:56 β π 8 π 1 π¬ 0 π 0
β’ Three encrypted channels preconfigured:
ββ«οΈ DEFCONnect (MQTT uplink enabled)
ββ«οΈ HackerComms (MQTT receive only)
ββ«οΈ NodeChat (MQTT receive only)
π§΅ 3/4
26.07.2025 23:53 β π 8 π 0 π¬ 1 π 0
Digital poster for Meshtastic at DEF CON 33. The background features vertical streams of binary code (1s and 0s) on a dark matrix-style backdrop. The Meshtastic logo appears at the top, followed by the words βAT DEFCON 33β in bold green and yellow hacker-style typography. A green digital loading bar and the word βLOADINGβ¦β appear below, with the URL βhttps://defcon.meshtastic.orgβ displayed at the bottom.
Meshtastic @ DEF CON 33: Event Firmware Now Live
Meshtastic collaborated with DEF CON, Darknet-NG, the Lonely Hackers Club, and other prominent groups heavily involved in the event to ensure this year's firmware is even more successful than last year's. π°οΈ
π§΅ 1/4
#meshtastic #defcon #defcon33
26.07.2025 23:53 β π 49 π 22 π¬ 2 π 3
Cover of cβt magazine, a leading German computer and technology publication. The main headline features balcony power plants. A prominent section in the upper right highlights βMeshtastic,β a tool for chatting without the internet, with an image of a handheld radio device.
Weβre on the cover of c't magazine! π
Itβs a proud moment to be featured in Germanyβs leading tech publication. Print copies are out now or read online:
Main: www.heise.de/select/ct/20...
DIY: www.heise.de/select/ct/20...
Big thanks to our community!
#CTMagazine #OnTheCover #Innovation #Germany
25.07.2025 19:04 β π 22 π 4 π¬ 0 π 0
Make sure to come visit us this weekend at Expo Hall A, aka Fiesta Hall booth E12!
18.07.2025 21:47 β π 6 π 2 π¬ 0 π 0
#Meshtastic will be at #OpenSauce2025 next weekend! π Flash the special event firmware at opensauce.meshtastic.... If youβre attending, visit our booth, weβd love to meet you!
10.07.2025 15:04 β π 20 π 4 π¬ 0 π 4
Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on YouTube.
- YouTube
ποΈΒ In the NetworkΒ Ep. 2 is live!
We sat down with Eric Pan, founder & CEO of Seeed Studio, to explore their maker roots, early open hardware work, and how they joined the Meshtastic community.Β
Watch now: youtu.be/S-8zRmyo1dY
#Meshtastic #SeeedStudio #LoRa #OpenHardware
25.06.2025 19:01 β π 4 π 1 π¬ 0 π 0
π The first full (non-beta) release of the #Meshtastic Android app (in too long π
) is live on the Play Store! Packed with upgrades, polish, and new features. Update now via Google Play!
π Full changelog: github.com/meshtasti...
13.06.2025 21:24 β π 17 π 4 π¬ 0 π 0
π’ Firmware 2.6.11 is out. We recommend updating as soon as possible.
π Full details:Β github.com/meshtasti...
π» Easily update using the web flasher:Β flasher.meshtastic.o...
12.06.2025 14:58 β π 13 π 5 π¬ 0 π 0
you are using it to also charge another device then that can considerably reduce it's capacity. I can fully charge my iPhone twice with it, but then of course that kills the battery pretty quick. But not bad if used as a last ditch need for charging.
11.06.2025 22:30 β π 0 π 0 π¬ 1 π 0
It's working pretty well. The only thing I haven't been able to really test is the range given where I'm currently located, I'm in a bit of a dead zone at the moment, but I was easily able to do several kilometers in my initial test. As for operating under its own power, a week plus easily unless
11.06.2025 22:30 β π 0 π 0 π¬ 1 π 0
Very cool!
11.06.2025 22:26 β π 0 π 0 π¬ 0 π 0
Image shows an iPhone attached magnetically to the Heltec MeshPocket and the contents of the package that are included in the MeshPocket's box including charging cable, data cable with pogo pins to communicate with Meshtastic device, and esp felt bag.
Excited to test out Heltec's new MeshPocket this weekend. It's a Qi2 powerbank + e-ink #meshtastic node in one. Additional power + comms, all pocket-sized.
#MeshPocket #TechOutdoors #Partner #OffGridComms
06.06.2025 23:25 β π 29 π 6 π¬ 1 π 3
The Texting Network for the End of the World | WIRED
Everyone knows what itβs like to lose cell service. A burgeoning open source project called Meshtastic is filling the gap for when youβre in the middle of nowhereβor when disaster strikes.
Weβre thrilled to share thatΒ MeshtasticΒ is featured in WIRED! π A few of our devs were interviewed about building resilient, off-grid mesh networksβand our amazing community made it all possible.
π Read it here:Β wired.com/story/your...Β
#Meshtastic #MeshNetwork #OpenSource
04.06.2025 14:16 β π 48 π 17 π¬ 0 π 6
Screenshot of a YouTube video showcasing a meshtastic device in a green 3D printed case. Title of the video is "Every Cyber Attack Facing America | Incognito Mode | WIRED", various YouTube controls and UI.
Getting a mention in @wired.com'As latest "Incognito Mode" is a great way to start the week! Peep the muzi α΄‘α΄Κα΄κ± H1 π₯
Link to timestamp here: youtu.be/wnhCuYRYCdM?...
02.06.2025 23:02 β π 17 π 3 π¬ 0 π 0
Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on YouTube.
- YouTube
ποΈΒ In the NetworkΒ Ep. 1 is live!
We sat down with Ken Yu, CEO of RAKwireless, to talk about RAKβs journey, their role in the Meshtastic ecosystem, and whatβs coming next.
Watch now:Β youtu.be/kGGa_2cmqNY
#Meshtastic #RAKwireless #LoRa
29.05.2025 22:00 β π 7 π 2 π¬ 0 π 0
Hi! Sorry, the Apple developer is only supporting the two most recent versions of iOS (in this case iOS 17 and 18). There are no plans to support older versions anymore.
27.05.2025 14:57 β π 0 π 0 π¬ 0 π 0
Meshtastic Channel Settings | Meshtastic
QR Code Share Channel URL Should be opened in the appropriate app
In case you're unable to scan the provided QR code, the URL that matches it is: meshtastic.org/e/#Cj...
07.05.2025 22:35 β π 1 π 0 π¬ 0 π 0
Event firmware sets sensible defaults for dense mesh environments:
β’ Blocks non-standard ports
β’ Disables public MQTT
β’ Hop limit β€ 3
β’ Conservative telemetry
Don't use the event firmware on your carefully-planned routers / set them up manually.
07.05.2025 22:35 β π 0 π 0 π¬ 1 π 0
Very cool. Can't wait to hear how it goes!
29.04.2025 16:46 β π 1 π 0 π¬ 0 π 0
Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on YouTube.
- YouTube
π’ Weβre sharing an update on Meshtastic Solutions! Learn about our recent work with manufacturers, new collaboration opportunities, and our commitment to the Meshtastic open source project.
π₯ Watch the video:Β youtu.be/AMvg1aobuzQ
#Meshtastic #OpenSource #MeshNetworking
28.04.2025 22:00 β π 14 π 1 π¬ 0 π 1
Is LongFast Holding Your Mesh Back? Better LoRa Presets for Bigger Meshtastic Networks | Meshtastic
Improve your local mesh network by moving away from the default LongFast preset to higher bandwidth options
π‘ Does your #meshtastic mesh have 60+ nodes, high traffic, or is an urban area? If so, you may have outgrown the default LongFast modem preset. Learn when and why to switch for better performance.
π Check out our latest blog post: meshtastic.org/blog/...
#LoRa #MeshNetworking
23.04.2025 01:20 β π 29 π 5 π¬ 2 π 1
DEF CON 33 logo with additional text βdeadline alertβ.
Friendly #DEFCON reminder: the deadline for the #defcon33 Call for Papers, Call for Workshops and Call for Demo Labs is now less than a month away! Get your submissions in ahead of the mad rush at the May 1 deadline for maximum attention. We canβt wait to see what youβre working on.
02.04.2025 20:42 β π 32 π 9 π¬ 1 π 3
- YouTube
Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on YouTube.
The Bay Area Mesh group is launching two high-altitude balloons in a few minutes, each carrying Meshtastic radios in the payload. Watch the live stream here: youtube.com/live/j7M...
Letβs see how high Meshtastic can fly.
29.03.2025 16:58 β π 15 π 1 π¬ 0 π 0