Black Hat

Black hat may refer to:

• Black hat (film), a film's villain or bad guy, especially one literally wearing a black hat in a western, in contrast to the hero's white hat
• Black hat hacking, Internet slang for someone violating computer or Internet security
• Black Hat Briefings, a computer security conference
• the Iron Brigade, also known as the Black Hat Brigade, an infantry brigade in the Union Army of the Potomac during the American Civil War
• "Black Hat" Lamas, a term used for practitioners of Karma Kagu, in reference to the Black Crown worn by the Karmapa
• Haredi Jews, of whom the men wear characteristic black hats and coats.
• Fear of a Black Hat, a 1994 American mockumentary film on the evolution and state of American hip hop music