34C3: Fitbit Sniffing and Firmware Hacking

If you walked into a gym and asked to sniff exercise equipment you would get some mighty strange looks. If you tell hackers you’ve sniffed a Fitbit, you might be asked to give a presentation. [Jiska] and [DanielAW] were not only able to sniff Bluetooth data from a run-of-the-mill Fitbit fitness tracker, they were also able to connect to the hardware with data lines using test points etched right on the board. Their Fitbit sniffing talk at 34C3 can be seen after the break. We appreciate their warning that opening a Fitbit will undoubtedly void your warranty since Fitbits don’t …read more

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How to use Wireshark to capture HTTP data for a device on the same network as me

I’ve setup a wifi router and connect my Kali Linux laptop and my Android mobile phone to it.
I do know the password already (I’ve set it up) and I want to sniff all the data coming and going to the Android device. Wireshark i… Continue reading How to use Wireshark to capture HTTP data for a device on the same network as me

How to use Wireshark to capture HTTP data for a device on the same network as me

I’ve setup a wifi router and connect my Kali Linux laptop and my Android mobile phone to it.
I do know the password already (I’ve set it up) and I want to sniff all the data coming and going to the Android device. Wireshark i… Continue reading How to use Wireshark to capture HTTP data for a device on the same network as me

Where would I place a sniffer to capture data in a home network with the following topology?

I am aware of the various techniques that there are to sniff around a network that has Hubs or Switches (port mirroring, hubbing out, use of taps), but I am not sure which method would be more efficient in a home network that… Continue reading Where would I place a sniffer to capture data in a home network with the following topology?