I don't care about what you do in the 'privacy' of your own home. [=I don't care what you do when you are at home by yourself or with your family]
She felt that the guard's request to search her was an 'invasion of (her) privacy'. [=she felt the search did not respect her privacy]
Celebrities have a right to 'privacy'.
(..) - Oh, it's, like, slang. From England. So if you're from Africa... ...why are you white? Oh, my God, Karen, you can't just ask people why they're white. Could you give us some privacy for, like, one second? Yeah, sure. What are you doing? OK, you should just know that we don't do this a lot, (..)2004 Mean Girls