title: Google Chrome says "your connection to this site is not secure" on ubuntu, is it safe to use?
body: <p>I have installed Ubuntu 14.04 on my desktop, and installed Google Chrome version: <code>google-chrome-stable (55.0.2883.87-1)</code> </p>
  
  <p>When I try to open gmail.com or any https site (for that matter even www.google.com), I get an an error as shown in screen shot with description.</p>
  
  <p>So is it not safe to use chrome?</p>
  
  <p>Any solution for this?</p>
  
  <p><a href="https://i.stack.imgur.com/B9O67.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/B9O67.png" alt="enter image description here"></a></p>