Comment Security concerns (Score 1) 327
This all networked car thing is a disaster waiting to happen. The basic idea that your car will make important decisions based on information sent by random strangers can only lead to a catastrophic failure.
What happens when someone sends a signal saying that there is a car stopped just in front of you in the highway? Your own car will stop suddenly, and you might get hurt in the process!
Of course, there will be some kind of authentication of the messages, but everycar has to be trusted by default for the system to be usefull. And we all know how easy it will be to extract the signing key from a given car and to spoof messages...