Black hat may refer to:

• Black hat, a villain
• Black Hat Briefings, a conference focusing on computer and information security trends
• Black hat SEO
• Fear of a Black Hat, a 1994 mockumentary about the evolution of American hip-hop music
• Haredi Judaism, a sect of Judaism whose male members are known for wearing black hats
• Karma Kagyu, one of the four major schools of Tibetan Buddhism.
• Six Thinking Hats, a 1985 book by Edward De Bono
• The Black Hat Brigade was a nickname for the Iron Brigade during the American Civil War.

[edit] See also

• Coloured hat

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