If you have owned an Apple iPhone for long enough, you are sure to have seen the error message “cannot verify server identity” at some time when using mail ...

You’ve just picked up your iPhone to check an important email, only to be greeted by an annoying pop-up message: “Cannot Verify Server Identity.” If you’ve encountered this error, you’re not alone.

It’s always disturbing to see a warning that implies something malicious is happening. That’s the case with an alert that can appear when an app or the operating system “Cannot Verify Server Identity” ...