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Interesting, but wouldn't it be less work to cover/remove/deface the sign if you're trying to do something like this? Planting a sneaky black box with an LED wo
by NegativeLatency 2y ago
Interesting, but wouldn't it be less work to cover/remove/deface the sign if you're trying to do something like this? Planting a sneaky black box with an LED would seem super suspicious.
- derekp7 2y agoThe one version of their attack requires access to the vehicle. If you already have access to the vehicle, you could just load a different program on it to do your bidding and have it replace itself with the original code once the deed is done. That reminds me of several recent CVEs that begin with "If an attacker has root access on a target system, then ... [series of steps] ... they can gain root access.
- freitzkriesler2 2y agoThe thing is, it's very easy to get physical access to a parked car. Even with your car locked, there's a lot that can be done on the outside of a car not to mention, it's trivially easy to get inside if you are a determined bad actor.
- wongarsu 2y agoIt's basically just LEDs lighting up the sign in multiple colors at a frequency adapted to the vehicle speed. You could package it up to look like a regular light (that looks white to humans) and a regular traffic camera or surveillance camera. The camera is easy enough to make inconspicuous. The LEDs and processor can be in a regular light enclosure. You just need to find a good excuse for the sign to be illuminated.