If you don’t know who Kevin Mitnick is, then you don’t know jack about cybersecurity. Google him. No point explaining here.
Teenage whiz kid. Phone phreak. FBI’s most-wanted hacker. Black-hat. Fugitive. Prisoner. Citizen, banned from using computers. Rehabilitated white-hat, computer privileges restored. The world’s most famous hacker. Keynote speaker. Trainer. High-profile penetration tester. Author.
Much as you might read up on Mitnick, there’s a blank that needs to be filled in. Entrepreneur.