It has recently been found that FitBits can be hacked wirelessly. By using the open bluetooth connection of the FitBit, hackers can first infect the FitBit, and then the malware will infect any devices that are synced to that FitBit.
Once it is infected, whenever the person who owns the FitBit goes to sync their fitness data with the FitBit servers, but in addition to the normal response message, it is infected with code.
How the hack works:
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