General Exchange hacking, the exchange will be held responsible while individual hacking, you are responsible. That is why you should increase the security of your assets by adding 2FA and don't clicks links you do not know.
If our account is hacked, of course the exchange does not want to be held responsible for certain errors of the individual, but if the exchange is hacked, of course the exchange party will be responsible, both for matters 2fa is very important where the security of our account will be guaranteed security because the key holder is only in us, and don't forget to also provide a PIN code when we make a transaction so that security can multiply.