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The future of Flipper Zero development

blog.flipper.net

11–20 of 206 posts

Re: The future of Flipper Zero development

#11
post #9
post #8

[flagged]

What is the current go-to unofficial firmware? Mine had extreme but I think that one’s dead?

I'm currently using https://momentum-fw.dev/

Works well, and compiling modules like the epaper hacker tool is easy.

https://github.com/i12bp8/TagTinker

Re: The future of Flipper Zero development

#13

Flipper Zero is one of the handiest little pieces of tech I’ve ever owned. Being able to copy RFID keys is occasionally fantastically useful.

Is... that possible? I thought the whole point is that those were a challenge-response specifically to avoid ever them disclosing over the air the material necessary to impersonate one.

Re: The future of Flipper Zero development

#14

Flipper Zero is one of the handiest little pieces of tech I’ve ever owned. Being able to copy RFID keys is occasionally fantastically useful.

Is this something you do often? I could see a few use cases and also for copying garage keys. But I don't think I would use it enough to justify the investment

Re: The future of Flipper Zero development

#15
post #8

[flagged]

Given they’ve had several skirmishes with customs and law enforcement agencies around the world, this always struck me as similar to the “don’t talk about installing retail Switch games on the Switch modding Discord” type of deal - everyone knows you can do that, but allowing mentions in official channels opens us to liability and causes nothing but headaches for both us and for customers, so if you’re going to do that, you need to talk about it somewhere else. I freely admit that’s an assumption on my part, though, and I don’t know if there’s something uglier there…?

Re: The future of Flipper Zero development

#16
post #8

[flagged]

I can understand why that happened at least remotely. If you do all those things they refused 'officially', it might be easier for stupid government idiots to paint it as a dangerous illegal tool.

Adding the necessary hardware while refusing to support arbitrarily iLLegAl things is the best of both worlds.

Re: The future of Flipper Zero development

#17

Flipper Zero is one of the handiest little pieces of tech I’ve ever owned. Being able to copy RFID keys is occasionally fantastically useful.

Is... that possible? I thought the whole point is that those were a challenge-response specifically to avoid ever them disclosing over the air the material necessary to impersonate one.

I don’t know a whole lot about RFID, but some of the most basic cards can be copied very easily. When scanned, the reader always reads the same bits.

I believe there are some more secure cards, like Mifare DESFire EV3 that do provide some security. You’d be shocked how insecure most RFID readers for security cards are.

Re: The future of Flipper Zero development

#18

Flipper Zero is one of the handiest little pieces of tech I’ve ever owned. Being able to copy RFID keys is occasionally fantastically useful.

Is... that possible? I thought the whole point is that those were a challenge-response specifically to avoid ever them disclosing over the air the material necessary to impersonate one.

RFID keys vary from utterly dumb ID-based, to hackable challenge-response, to actual NFC smartcard (very rare).

Some of that can be trivially cloned.

Re: The future of Flipper Zero development

#19
post #8

[flagged]

I can understand why that happened at least remotely. If you do all those things they refused 'officially', it might be easier for stupid government idiots to paint it as a dangerous illegal tool. Adding the necessary hardware while refusing to support arbitrarily iLLegAl things is the best of both worlds.

This. Many legit, but questionable features blown out of proportion already caused many issues with regulators who just don't want to get into details, but just delist from sales/ban the device.

And once you start talking about "jamming" and other 1337 h4x0r stuff - which is straight up illegal and can get you into trouble - on official platforms, don't get offended when that gets removed.

Re: The future of Flipper Zero development

#20

Flipper Zero is one of the handiest little pieces of tech I’ve ever owned. Being able to copy RFID keys is occasionally fantastically useful.

Is... that possible? I thought the whole point is that those were a challenge-response specifically to avoid ever them disclosing over the air the material necessary to impersonate one.

Depends on where you are. Newer systems are resistant to attack, but not everywhere has upgraded to newer systems.
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