BHEH
BHEH = Black Hat Ethical Hacking - is the New Term, for Hackers who differ from the traditionally classified, Black Hat, that means criminal, to highest skill of hackers, unorthodox techniques but not classified as Criminal rather they are Ethical Hackers.
More info: blackhatethicalhacking.com
More info: blackhatethicalhacking.com
A BHEH, is the most notorious when it comes to skill from any White, Grey, Red.