without a conf, where you set your rpc setting, they can't stole your wallet
never lost coins is this way, actually i never lost coins at all, and i have downloaded at least 100+ client here
Or make sure you use a really strong password, if you have trouble coming out with passwords try
http://pwgen-win.sourceforge.net/It is important to keep your wallet password safe!
And if you're not careful,you'll achieve nothing.
Yes, we must pay attention to wallet password safe, otherwise you will die very miserably.Because I didn't give the wallet encryption, resulting in 1 million comm coins stolen.This is a painful lessons, let me later must pay attention to wallet password safe.