You may have arrived at this post because you received an email with an attached PDF from a purported hacker who is demanding payment or else they will send compromising information—such as pictures sexual in nature—to all your friends and family. You’re searching for what to do in this frightening...
I’m torn between asking them to put up or shut up, and maybe just not confirming they got an address that still works.
Nah. Don’t reply back.
If all else use VPN if there’s any tracking image in the email, and reply back with bogus information.