the.com/keyless entry
the car trusts a radio signal in your pocket more than it trusts a key.
means a system that unlocks and starts a vehicle by detecting a proximity fob or phone signal instead of a physical key turn.
from emerged in the 1980s from remote keyless entry fobs, then evolved into passive systems in the late 1990s (starting with Mercedes) where you never touch a button at all, the car just senses you.
relay theftthieves amplify your fob signal from inside your house
first systemrenault and ford experimented with it in 1980s
passive vs activepassive needs no button press, active does
faraday pouchesexist solely to block your own key signal