When danger lurks behind every file

Thousands of people receive messages of ransom from cybercriminals every day

It’s morning. You pick up your cuppa and head for the computer, which was set to download a torrent file of Wonder Woman before you went to sleep. You’re looking forward to watching WW over the weekend on your fancy home theatre system.  Everything looks fine. The machine is running and the screensaver is on.

As you move your fingers across the trackpad, the saver disappears and a message scrolls onto the screen.

It says, “Your personal files are encrypted. To decrypt the files you need to download a private key. That key will be destroyed after (specified time). After,