You can use the offline wallet that we know by the name of ledger nano, with it you can safely store all your assets offline, provided you can not remove it, or destroy it, because if it happens then all your digital assets will vanish. But the positive part you will be much safer than hacker attacks
You should get and buy your own ledger in order to protect your wallet . Do not let anyone know your wallet keysto avoid hacking . Keep it private .