Its a bit like how we use electricity: we have a vague idea how its generated and how it gets to us, but we are rarely concerned about the details. When you connect to a secure website, web browsers display a padlock in the address bar, and browsers alert you when you visit a site whose certificate is invalid or expired.
Mail Connection Insecure Update Automatically As Mac Mail Connection Insecure By stubaxtracta1983 Follow | Public
