2 ms·

> jam, listen, and replay Does that actually work? I thought the fob would contain some kind of private key that's used in a challenge/response scheme with the

> jam, listen, and replay Does that actually work? I thought the fob would contain some kind of private key that's used in a challenge/response scheme with the car, precisely to avoid the replay attack?

g_p 6y ago
It's a real-time relaying, for precisely the reason you suggest, but yes it does work.