Wikipedia says this: Blackmail is an act of coercion using the threat of revealing or publicizing either substantially true or false, and often damaging, inform

Wikipedia says this: Blackmail is an act of coercion using the threat of revealing or publicizing either substantially true or false, and often damaging, information about a person, to the public, family members, or associates unless certain demands are met. It seems its considered blackmail but in the strictly legal sense I'm not sure. There's probably a law to cover that though, extortion?