Which type of hacker is skilled and often alert companies to vulnerabilities before publishing them?
A: Black hat.
B: Gray hat.
C: White hat.
D: Script kiddie.
CBK 6: Security Assessment and Testing
Source: ThorTeaches.com practice tests – https://www.udemy.com/user/thorpedersen/
B: Gray/Grey Hat hackers: They are somewhere between the white and black hats, they often alert the company so they can fix the flaw, if the company does nothing they then publish it flaw.