There is a later class called 'ethical hacking' that explores this further. Should you take this and subsequently find yourself needing to be bailed out of prison, we don't know you.
Madness string 1305
He's dishonest, and you can always trust a dishonest man to be dishonest. Honestly. It's the honest ones you want to watch for, because you can never predict if they're going to do something incredibly stupid.