3 ms·
I’m wondering why these keys don’t require movement to activate. That seems to nearly entirely solve the problem. A key sitting stationary in your house shoul
by SkyPuncher 3y ago
I’m wondering why these keys don’t require movement to activate. That seems to nearly entirely solve the problem.
A key sitting stationary in your house shouldn’t have any reason to transmit until it’s moved. You can still keep the key in your pocket since you’d have to walk to your car, thus activating the radio.
- Charon77 3y agoI don't think the key has anything to do with it. It's the car that's actively looking for its keys
- danw1979 3y agoi.e. the key shouldn’t answer unless it’s moving or has recently moved. A cheap little accelerometer in the key fob would basically fix this whole problem.
- ImPostingOnHN 3y agoIt fixes one attack vector (relaying), and some higher-end keys go to sleep sans motion for this reason.