Depends on the browser perhaps. About a year ago I kept getting demands via email for $1000 wire transfer, or they were going to email my contacts all my porn files. LOL, that would take months.
uhm...Err, what I meant was that the leverage they had was my username and password for all my DC projects (Chrome was the tattle-tale browser).
I would just reply (after digging through all the metadata until I found the possible original source):