More than 3 million hosts running email services via the POP3 and IMAP protocols don’t have TLS enabled and are vulnerable to all sorts of attacks.
Users can access email services via dedicated apps, but the way that connection is made varies. One way is via the POP3 (Post Office Protocol 3) protocol, which downloads the entire email onto the user’s device and deletes it from the server. Another is the IMAP (Internet Message Access Protocol), which lets the user interact with the same email mes