Hacked security problem

Hello, my friend.

We’d be happy to help you but you're going to have to write a better question and give us something to work with.

Please take a look at this article:

click> Writing an effective Apple Support Communities question - Apple Community

If you are able, please tell us which Mac model and year you’re having trouble with, and what macOS version you’re running. You can find that info by clicking the  (Apple) menu at the top-right of your screen and then select About This Mac.