0 someone in a particular situation who is acting for morally bad reasons, or something that shows who this person is:
The group is considered kind of a black hat in the consulting business.
In a dysfunctional organization, it is often impossible to tell who are wearing the black hats, and who are wearing the white hats.
Black hats are highly motivated. There's a lot of money at stake.
After Watergate, Republicans were seen as the black hats of the campaign business.
"That's the problem with most cop shows," he explains. "It's the black hat, white hat thing."
In the early days black hats were low-rent hackers, working from home.
We want to bring the fringe elements of the hacking community on board, and steer them away from being "black hats" - the malicious hackers responsible for website defacement and security breaches.