Why Google is really warning 2.5 billion Gmail users to stop using their passwords

Your email account is the key to everything. Google is warning users to up their security.

You may have seen warnings that Google is telling all of its users to change their Gmail passwords due to a breach. That’s only partly true. Google is telling users to change their passwords, but not because of a breach that exposed them. In fact, Google’s real advice is to stop using your password altogether. Here’s what I mean.