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'It's Possible to jailbreak F-35 like iPhone', Says Dutch State Secretary of Defense Tuinman
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Beep lemmus.org Beep@lemmus.org
Joined: 2026-01-15
Quote

A widespread concern is what would happen to Dutch weapon systems if the Americans were to withdraw completely as an ally. For example, Dutch F-35 aircraft are dependent on American software updates. Yet, Tuinman isn't particularly worried about this.

"The F-35 is truly a shared product. The British make the Rolls-Royce engines, and the Americans simply need them too." And even if this mutual dependency doesn't result in software updates, the F-35, in its current state, is still a better aircraft than other types of fighters.

If you still want to upgrade despite everything, I'm going to say something I should never say, but I will anyway: you can jailbreak an F-35 just like an iPhone. (Crack it with your own software, ed.)

520   Original
sepiroth154 feddit.nl sepiroth154@feddit.nl
Joined: 2023-06-12
#2 · (edited) Quote Reply

Hey Tuinman, congrats on having a bigger ego than sense of responsibility.

10
Emi ani.social Emi@ani.social
Joined: 2023-08-24
#3 · Quote Reply

And here I thought the military would want their stuff to work without software updates and be open source.

46
MatSeFi lemmy.liebeleu.de MatSeFi@lemmy.liebeleu.de
Joined: 2026-02-18
#4 · Quote Reply

Next F35-frimware-dump on Piratebay:

  [ RELEASE INFORMATION ]
  -------------------------------------------------------------------
  NAME......: F-35_Series_FW_Utility
  VERSION...: v2.4.0-OPEN
  DATE......: 2026-05-04
  PLATFORM..: Embedded Linux / RTOS
  TYPE......: Firmware Dump & Tools
  SIZE .....: 14.2 GB (840x50MB)
  ORIGIN....: Internal Flash (SPI/NAND)

  [ DESCRIPTION ]
  -------------------------------------------------------------------
  This package contains a jailbreaked binary dump of the flight 
  controller. Included are scripts for:
  
  * Hex-signature verification
  * Partition table analysis
  * File system extraction and flashing
  
  [ INSTALLATION / USAGE ]
  -------------------------------------------------------------------
  1. Ensure your Fighter jet is in USB-Debugging mode.
  2. Run 'python3 F35_jailbreak_flash.py --check-signatures'
  3. Take Off
  
  CAUTION: Modifying firmware can result in a bricked device
  or "Fly-Away" scenarios. Use at your own risk.

  [ GREETS ]
  -------------------------------------------------------------------
  To the researchers, the tinkerer community, and all those 
  who believe in the right to repair and modify their hardware.

  -------------------------------------------------------------------
             "Information wants to be free."```
169
Humanius lemmy.world Humanius@lemmy.world
Joined: 2023-06-24
#5 · (edited) Quote Reply

And here I thought the military would want their stuff to work without software updates and be open source.

The military wants the best equipment, and currently in terms of specs that is the F-35.

That comes with a dependence on the United States, which at the time of purchasing these jets was not considered to be a particular concern because America is a good ally and a part of NATO.

Following Trump's re-election and antics over Greenland, that calculation is now different. It might not be worth it to buy new F-35s at this point (though Germany seems to be considering it still), but the Dutch army has pre-existing F-35s which we should be able to use even if America doesn't want us to for whatever reason.

At this point for the purchase of new jets we really should be looking at the new Eurofighter though, imo

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MalReynolds slrpnk.net MalReynolds@slrpnk.net
Joined: 2023-06-25
#6 · Quote Reply

Possible sure, easy unlikely, knowing you got all the backdoors (for allies), nigh impossible. Only way to be sure is to clean room it from the ground up, not jailbreak.

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Winter_Oven piefed.social Winter_Oven@piefed.social
Joined: 2025-06-09
#7 · Quote Reply

Next F35-frimware-dump on Piratebay: [ RELEASE INFORMATION ] ------------------------------------------------------------------- NAME......: F-35_Series_FW_Utility VERSION...: v2.4.0-OPEN DATE......: 2026-05-04 PLATFORM..: Embedded Linux / RTOS TYPE......: Firmware Dump & Tools SIZE .....: 14.2 GB (840x50MB) ORIGIN....: Internal Flash (SPI/NAND) [ DESCRIPTION ] -----------------------------...

tell me more about the "Fly-Away" scenarios

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tabular lemmy.world tabular@lemmy.world
Joined: 2023-07-10
#8 · Quote Reply

Right to repair my F-35!

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ohulancutash feddit.uk ohulancutash@feddit.uk
Joined: 2025-02-16
#9 · (edited) Quote Reply

The F-35 mainly uses Pratt & Whitney engines; the RR engine is for the B variant. Although, 15% of every F-35 is designed and built in the UK.

4
redditmademedoit piefed.zip redditmademedoit@piefed.zip
Joined: 2026-01-15
#10 · Quote Reply

Sounds more like an admission that there is something that needs jailbreaking in the first place

2
hector lemmy.today hector@lemmy.today
Joined: 2025-09-03
#11 · Quote Reply

Except the US has killswitches hard wired in. A fusible link, irreversibly bricking it based on signal from the mother ship.

-5
hector lemmy.today hector@lemmy.today
Joined: 2025-09-03
#12 · Quote Reply

Possible sure, easy unlikely, knowing you got all the backdoors (for allies), nigh impossible. Only way to be sure is to clean room it from the ground up, not jailbreak.

Plus it's strongly suspected, and rumoured, to have kill switches, a fusible link that bricks the whole thing. I believe it.

1
dustycups aussie.zone prex@aussie.zone
Joined: 2023-06-27
#13 · Quote Reply

tell me more about the "Fly-Away" scenarios

https://youtu.be/WgByny4FYtg?t=3518

2
Squizzy lemmy.world Squizzy@lemmy.world
Joined: 2023-06-16
#14 · Quote Reply

Except the US has killswitches hard wired in. A fusible link, irreversibly bricking it based on signal from the mother ship.

Where is the support for this? I believe they would but as I understand it they cut cloud services, not core functionality.

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hector lemmy.today hector@lemmy.today
Joined: 2025-09-03
#15 · Quote Reply

Where is the support for this? I believe they would but as I understand it they cut cloud services, not core functionality.

It is a long standing rumour. Not just in these in a lot of their gear. I believe it.

It's also rumoured, going way back over 20 years, that the us has kill switches in a majority of the world's computers.

-4
boonhet sopuli.xyz boonhet@sopuli.xyz
Joined: 2025-06-16
#16 · Quote Reply

Plus it's strongly suspected, and rumoured, to have kill switches, a fusible link that bricks the whole thing. I believe it.

I mean every country that takes delivery of them gets to inspect it really closely. The "kill switch" is that they stop providing you the software for mission planning and shit.

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ZeroOne lemmy.world MITM0@lemmy.world
Joined: 2024-11-29
#17 · Quote Reply

Except the US has killswitches hard wired in. A fusible link, irreversibly bricking it based on signal from the mother ship.

Yes, but it can be wired-out

3
ZeroOne lemmy.world MITM0@lemmy.world
Joined: 2024-11-29
#18 · Quote Reply

The military wants the best equipment, and currently in terms of specs that is the F-35. That comes with a dependence on the United States, which at the time of purchasing these jets was not considered to be a particular concern because America is a good ally and a part of NATO. Following Trump's re-election and antics over Greenland, that calculation is now different. It might not be worth it ...

You call F35 the best ? The thing cannot fly well on a rainy day & it has shit landing-gear.

Get Sukhois, Eurofighter, Migs or Gripen (Rafales are good too)

-6
hector lemmy.today hector@lemmy.today
Joined: 2025-09-03
#19 · Quote Reply

Yes, but it can be wired-out

The way I heard it, it's like hard wired it is thought, not like a part of the software per se, something physical in there they can trigger with a message that makes a circuit that bricks the unit.

We don't actually know though, I bet if someone did find out lockheed would have their head and the news wouldn't touch it.

-1
qaeta lemmy.ca qaeta@lemmy.ca
Joined: 2025-02-27
#20 · Quote Reply

You call F35 the best ? The thing cannot fly well on a rainy day & it has shit landing-gear. Get Sukhois, Eurofighter, Migs or Gripen (Rafales are good too)

For a modern military, in a general sense, yes, the F35 is the best currently. Mostly due to it's software and sensor suite which have a much larger impact on mission performance. It's built to an assumption of US support, which means good runways and resilient supply lines. Russian fighters are out for the same reason US fighters should be out right now (can't trust the government).

Canada is looking for new fighters, where I think the Gripen is actually better than the F35 for our specific use case (almost entirely defensive, rough runways in arctic conditions that the F35 struggles with, need for lower maintenance requirements due to manpower and budget issues). The Swedes deal with the same conditions we need a fighter for, plus they offered a full tech transfer to revitalize our aerospace industry and help achieve autonomy for operation of the Gripen.

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hector lemmy.today hector@lemmy.today
Joined: 2025-09-03
#21 · Quote Reply

I mean every country that takes delivery of them gets to inspect it really closely. The "kill switch" is that they stop providing you the software for mission planning and shit.

If you say so, don't say no one warned you.

-1
MalReynolds slrpnk.net MalReynolds@slrpnk.net
Joined: 2023-06-25
#22 · Quote Reply

Plus it's strongly suspected, and rumoured, to have kill switches, a fusible link that bricks the whole thing. I believe it.

Why wouldn't they?

2
vacuumflower lemmy.sdf.org vacuumflower@lemmy.sdf.org
Joined: 2023-07-09
#23 · Quote Reply

The military wants the best equipment, and currently in terms of specs that is the F-35. That comes with a dependence on the United States, which at the time of purchasing these jets was not considered to be a particular concern because America is a good ally and a part of NATO. Following Trump's re-election and antics over Greenland, that calculation is now different. It might not be worth it ...

With F-35's costs, is it really the best equipment? I suspect the real reason is that replacing it is a gigantic undertaking that might be far more expensive short-term.

The components dependency part in fighter jets, though, is something they really should be able to solve. Those are very complex systems, but designed with integration and customization in mind. That's one of the reasons they are so expensive. Slowly replacing everything in them with components from more reliable producers is normal for militaries. Well, for militaries with actual RnD and production, of course Uzbekistan or Colombia can't do that, but Netherlands can.

2
Overspark piefed.social Overspark@piefed.social
Joined: 2025-09-01
#24 · Quote Reply

Relevant video: https://youtu.be/4X9ww6FtUhE?si=R5TCNF0lTho9kHWp

Tl;dw is that sure, the US could withhold software updates and sure, NL could do their own software thing, but there is a whole intelligence software thing too that makes it harder. And ultimately if the US stops supplying new parts the existing planes are quickly dead in the water anyway. So it's a short-term solution at best.

5
Chivera lemmy.world Chivera@lemmy.world
Joined: 2023-07-03
#25 · Quote Reply

Can it run doom?

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boonhet sopuli.xyz boonhet@sopuli.xyz
Joined: 2025-06-16
#26 · Quote Reply

If you say so, don't say no one warned you.

I'm not buying any, don't worry.

But there's several countries involved in building them and they also have schematics. You'd think at least one would have raised alarms by now if there was truly a kill switch.

The real real kill switch is ALIS access and parts availability. Those two things can ground the planes until a replacement system is developed and parts manufactured.

14
ryannathans aussie.zone ryannathans@aussie.zone
Joined: 2023-09-20
#27 · Quote Reply

It is a long standing rumour. Not just in these in a lot of their gear. I believe it. It's also rumoured, going way back over 20 years, that the us has kill switches in a majority of the world's computers.

Intel management engine strikes again

1
talentedkiwi sh.itjust.works talentedkiwi@sh.itjust.works
Joined: 2023-06-13
#28 · Quote Reply

Can it run doom?

In the most literal sense.

43
LesserAbe lemmy.world LesserAbe@lemmy.world
Joined: 2023-09-21
#29 · Quote Reply

It is a long standing rumour. Not just in these in a lot of their gear. I believe it. It's also rumoured, going way back over 20 years, that the us has kill switches in a majority of the world's computers.

Wow if its rumoured it must be true

6
tidderuuf lemmy.world tidderuuf@lemmy.world
Joined: 2025-08-28
#30 · Quote Reply

It is a long standing rumour. Not just in these in a lot of their gear. I believe it. It's also rumoured, going way back over 20 years, that the us has kill switches in a majority of the world's computers.

I remember working with an old dude 10 years ago who pointed at the CPU in a computer and said "the government can turn that off whenever they want". He died of COVID so take his quote with what value you want.

5
Lawnman23 lemmy.world Lawnman23@lemmy.world
Joined: 2023-12-08
#31 · Quote Reply

In the most literal sense.

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real_squids sopuli.xyz real_squids@sopuli.xyz
Joined: 2025-03-08
#32 · Quote Reply

With F-35's costs, is it really the best equipment? I suspect the real reason is that replacing it is a gigantic undertaking that might be far more expensive short-term. The components dependency part in fighter jets, though, is something they really should be able to solve. Those are very complex systems, but designed with integration and customization in mind. That's one of the reasons they a...

With F-35's costs, is it really the best equipment?

Name another stealth jet that you can buy right now in significant numbers.

14
real_squids sopuli.xyz real_squids@sopuli.xyz
Joined: 2025-03-08
#33 · (edited) Quote Reply

You call F35 the best ? The thing cannot fly well on a rainy day & it has shit landing-gear. Get Sukhois, Eurofighter, Migs or Gripen (Rafales are good too)

I can forget about stealth capabilities for a sec, but Migs, really? Enjoy your 6 mig29++++ ever built and wooden mockups of fifth gen planes.

edit: also why would they want rafales if they don't have carriers and they'd never carry nukes?

8
vacuumflower lemmy.sdf.org vacuumflower@lemmy.sdf.org
Joined: 2023-07-09
#34 · Quote Reply

With F-35's costs, is it really the best equipment? Name another stealth jet that you can buy right now in significant numbers.

Do Netherlands need a stealth jet at all? Perhaps a fleet of cheap drones is better.

I mean, in some "global power projection" context like USA or thinking of readiness for total war like Israel, those jets are not optional.

But the threat model of Netherlands is which? Considering it doesn't even have mandatory military training.

-2
remon ani.social remon@ani.social
Joined: 2024-09-25
#35 · (edited) Quote Reply

Do Netherlands need a stealth jet at all? Perhaps a fleet of cheap drones is better. I mean, in some "global power projection" context like USA or thinking of readiness for total war like Israel, those jets are not optional. But the threat model of Netherlands is which? Considering it doesn't even have mandatory military training.

It's not just about defending the Netherlands but all of NATO, which involves deploying Dutch planes to eastern Europe, close to Russian AA systems for example.

8
Squizzy lemmy.world Squizzy@lemmy.world
Joined: 2023-06-16
#36 · Quote Reply

It is a long standing rumour. Not just in these in a lot of their gear. I believe it. It's also rumoured, going way back over 20 years, that the us has kill switches in a majority of the world's computers.

Meh, they are whores but they dont produce shit. They get your information through invasive NSA actions and capitalist acumbaggery.

1
Iconoclast feddit.uk Iconoclast@feddit.uk
Joined: 2026-02-05
#37 · Quote Reply

Do Netherlands need a stealth jet at all? Perhaps a fleet of cheap drones is better. I mean, in some "global power projection" context like USA or thinking of readiness for total war like Israel, those jets are not optional. But the threat model of Netherlands is which? Considering it doesn't even have mandatory military training.

It was Dutch F-35s that shot down the Russian drones over Poland. It could've just as well been a Russian fighter jet they scrambled to intercept.

Yeah, they do need a stealth jet. Stealth is what lets you fire your missiles before the enemy even knows you're there.

6
Iconoclast feddit.uk Iconoclast@feddit.uk
Joined: 2026-02-05
#38 · Quote Reply

Except the US has killswitches hard wired in. A fusible link, irreversibly bricking it based on signal from the mother ship.

Either you're talking confidently about something you couldn't possibly know, or you're risking the rest of your life in prison for leaking top-secret military info. Which is it?

6
TheReturnOfPEB reddthat.com TheReturnOfPEB@reddthat.com
Joined: 2024-05-01
#39 · (edited) Quote Reply

imagine flying a jailbroken fighter plane that gets an over-the-air update that bricks the controls

just get the gripen

67
DoPeopleLookHere sh.itjust.works DoPeopleLookHere@sh.itjust.works
Joined: 2025-02-12
#40 · (edited) Quote Reply

imagine flying a jailbroken fighter plane that gets an over-the-air update that bricks the controls just get the gripen

Can you elaborate on the Gripen?

Edit: my ore-coffee dyslexic ass read just like the Gripen.

I fully support Canada getting manufacturing here..

4
ShinkanTrain lemmy.ml ShinkanTrain@lemmy.ml
Joined: 2024-06-13
#41 · Quote Reply

Next F35-frimware-dump on Piratebay: [ RELEASE INFORMATION ] ------------------------------------------------------------------- NAME......: F-35_Series_FW_Utility VERSION...: v2.4.0-OPEN DATE......: 2026-05-04 PLATFORM..: Embedded Linux / RTOS TYPE......: Firmware Dump & Tools SIZE .....: 14.2 GB (840x50MB) ORIGIN....: Internal Flash (SPI/NAND) [ DESCRIPTION ] -----------------------------...

Help, how do I unlock the bootloader

21
BigDanishGuy sh.itjust.works BigDanishGuy@sh.itjust.works
Joined: 2023-07-03
#42 · Quote Reply

Can you elaborate on the Gripen? Edit: my ore-coffee dyslexic ass read just like the Gripen. I fully support Canada getting manufacturing here..
[deleted]
14
AngryCommieKender lemmy.world AngryCommieKender@lemmy.world
Joined: 2023-08-02
#43 · Quote Reply

Can you elaborate on the Gripen? Edit: my ore-coffee dyslexic ass read just like the Gripen. I fully support Canada getting manufacturing here..

https://youtu.be/4Bbk-9kzMh4

2
๐Ÿ‰ DrRedOctopus ๐Ÿ™๐Ÿ‰ lemmy.world IAmNorRealTakeYourMeds@lemmy.world
Joined: 2025-06-29
#44 · Quote Reply

imagine flying a jailbroken fighter plane that gets an over-the-air update that bricks the controls just get the gripen

tbf, that can happen without jailbreaking

6
Soup lemmy.world Soup@lemmy.world
Joined: 2023-06-09
#45 · Quote Reply

imagine flying a jailbroken fighter plane that gets an over-the-air update that bricks the controls just get the gripen

Something tells me fighter planes donโ€™t get updates from anything other than a computer plugged directly into them.

42
chalupapocalypse lemmy.world chalupapocalypse@lemmy.world
Joined: 2023-07-02
#46 · Quote Reply

Just open the fracking door for the cylons why don't you

3
vacuumflower lemmy.sdf.org vacuumflower@lemmy.sdf.org
Joined: 2023-07-09
#47 · Quote Reply

It was Dutch F-35s that shot down the Russian drones over Poland. It could've just as well been a Russian fighter jet they scrambled to intercept. Yeah, they do need a stealth jet. Stealth is what lets you fire your missiles before the enemy even knows you're there.

It was Dutch F-35s that shot down the Russian drones over Poland.

The dirt cheap drones, those of them that diverted by error or malfunction from their intended targets, that is, inside margin of error.

Using F-35s to shoot down that in an actual war with waves of those drones seems inefficient. Paying more than the attack costs. Raising a jet costs fuel and maintenance. It's purely a very expensive peacetime solution near a conflict. Those drones should have been intercepted by ground AD batteries. Which in case of being a war participant and not a neighbor you will need.

Yeah, they do need a stealth jet. Stealth is what lets you fire your missiles before the enemy even knows youโ€™re there.

As a strategic weapon yes.

OK, as part of common European defense yes, it's just that it's still not unified enough it seems. Perhaps a common European military with mandatory training and reserve enlistment for citizens, standardized equipment and procedures (OK, that already exists), united command and proscription and budget, would be better. Because when it's decided by separate governments, you end up with F-35s shooting down random drones being used as a proof that the system works.

That would mean, of course, turning the EU into a confederation from a union.

3
Sabata ani.social Sabata11792@ani.social
Joined: 2024-06-02
#48 · (edited) Quote Reply

Next F35-frimware-dump on Piratebay: [ RELEASE INFORMATION ] ------------------------------------------------------------------- NAME......: F-35_Series_FW_Utility VERSION...: v2.4.0-OPEN DATE......: 2026-05-04 PLATFORM..: Embedded Linux / RTOS TYPE......: Firmware Dump & Tools SIZE .....: 14.2 GB (840x50MB) ORIGIN....: Internal Flash (SPI/NAND) [ DESCRIPTION ] -----------------------------...

Flashing failed 5 minutes in, and now an upside down jet with a big yellow ! coming out of the belly is on the screen. Did I brick my F-35 or is it recoverable?

16
avreg piefed.social DivineDev@piefed.social
Joined: 2025-07-06
#49 · (edited) Quote Reply

Help, how do I unlock the bootloader
[deleted]
35
MatSeFi lemmy.liebeleu.de MatSeFi@lemmy.liebeleu.de
Joined: 2026-02-18
#50 · Quote Reply

Flashing failed 5 minutes in, and now an upside down jet with a big yellow ! coming out of the belly is on the screen. Did I brick my F-35 or is it recoverable?

Depends on your altitude..

15
real_squids sopuli.xyz real_squids@sopuli.xyz
Joined: 2025-03-08
#51 · (edited) Quote Reply

Do Netherlands need a stealth jet at all? Perhaps a fleet of cheap drones is better. I mean, in some "global power projection" context like USA or thinking of readiness for total war like Israel, those jets are not optional. But the threat model of Netherlands is which? Considering it doesn't even have mandatory military training.

The question was about the best equipment, and in it's class F-35 is (so far) the best, considering the price. I'm sure everyone and their grandma would want 100M worth of cheap anti-drone tech too but a contract's a contract, and they get cool planes out of it. Planes that will get a shitload of upgrades in the near future, wingman uavs for example.

6
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