Can one tell me what is the meaning of “Whitehat” in Whitehat Jr?

Doesn’t it mean hacker?

#WhiteHatJr gets a partial gag order against Pradeep Poonia who now has to defend a ‘hacking’ charge as wellhttps://t.co/IN6l7tcitu

By @SanchDash pic.twitter.com/EvjYfkZjZn

— Business Insider India🇮🇳 (@BiIndia) November 23, 2020