And just to be clear, Dave Bitcoin hacks peoples passwords with their permission. He runs the website Wallet Recovery Services, which recovers peoples lost or forgotten passwords by brute force decryption that is, using a computer program to try millions of passwords in a short amount of time.
this is would good for people who lost their password and want to recover it,i wonder how Dave bitcoin have learn that BFD or brute force decryption,i just know brute force attack to decrypt password,but it hink wallet password not easy as i know.