Public disclosure of private facts
Examples
(1) Outing someone as LGBTQ, (2) Doxing someone, particularly if their address or information are not publicly known, (3) Posting someone's private letter or messages without their consent.
Definition
The public disclosure of the private facts of another, knowing that the fact was private, without the permission of the person whose fact it was.
Comments
Essentially sharing information that isn't yours to share.