Counter-hacking
A form of grey-hat hacking where hackers hunt down and bust petty script kiddies and amateur black-hat hackers. Often implies contractor work or the use of honeypot traps to bring malicious hackers to justice.
"Apparently, he was using his charity as a cover-up for his hacking endeavors. He got busted a few months ago in a massive counter-hacking operation and is now in jail. Good fucking riddance."