Recording all bluetooth traffic

Discussions related to modulation techniques, filtering, error correction and detection, wireless link layer implementations, etc
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jr2
Posts: 3
Joined: Tue Apr 18, 2023 10:32 am

Recording all bluetooth traffic

Post by jr2 »

Recently it was announced that BladeRF can now monitor all Bluetooth channels: https://www.nuand.com/2023-02-release-1 ... bandwidth/

This has made me interested in buying a BladeRF. But before I buy it, I would like to know whether this monitoring extends to capturing all the data from all the channels, and not just e.g. knowing that a signal was occurring at some specific time?

I am aware that Bluetooth is FHSS. But I'm interested in whether I could capture all the traffic, and then decode the hopping sequence after the fact (with my own script) and use that to decode the traffic. If so, then that'd be a reason for me to buy the BladeRF.
robert.ghilduta
Posts: 162
Joined: Thu Feb 28, 2013 11:14 pm

Re: Recording all bluetooth traffic

Post by robert.ghilduta »

That is the intended purposes of ice9-bluetooth-sniffer, checkout the recent release at https://github.com/mikeryan/ice9-bluetooth-sniffer !
plotspeech
Posts: 1
Joined: Tue Jan 09, 2024 1:40 am

Re: Recording all bluetooth traffic

Post by plotspeech »

I believe it will be a great feature to attract users in the near futuredinosaur game
jr2
Posts: 3
Joined: Tue Apr 18, 2023 10:32 am

Re: Recording all bluetooth traffic

Post by jr2 »

robert.ghilduta wrote: Mon Jun 19, 2023 5:25 am That is the intended purposes of ice9-bluetooth-sniffer, checkout the recent release at https://github.com/mikeryan/ice9-bluetooth-sniffer !
While I agree that is the intended purpose, unfortunately ice9-sniffer doesn't work in practice. It misses all sorts of traffic that other Bluetooth sniffers like Sniffle capture just fine :-/
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