If your WiFi get's hacked because it had too low security standards, like WEP, then you're still responsible for what's being done with your line. But you're ir

If your WiFi get's hacked because it had too low security standards, like WEP, then you're still responsible for what's being done with your line. But you're irresponsible if you have taken care of security by following the router's wizard. There is no such case, that the manufacturer was blamed to offer too low security until now though (afaik).