Untill the key generation scheme is cracked and it turns out to be md5 of the vin and use the last 10 keys (a la how wpa keys are generated for modems); now all

Untill the key generation scheme is cracked and it turns out to be md5 of the vin and use the last 10 keys (a la how wpa keys are generated for modems); now all you need is a smartphone, blank key and programmer and all cars of that brand can be easily stolen. But it could be worse; BMW had a alarm systeem that would not go off if one of the front Windows were smashed; programmer hooked to the cambus allowed you to create a working key and drive off in under a minute...