How to perform MITM for Facebook Android app using Charles proxy?
<p>I've been struggling to perform Man in the Middle (MITM) attack for Facebook android app with Charles Proxy. I'm able to do it for other applications such as Yahoo Mail,Twitter etc. When I try to do it for Facebook app I'm getting the following error.</p>

<blockquote>
  <p>SSLHandshake: Received fatal alert: unknown_ca</p>
</blockquote>

<p>Help me to solve this:</p>

<p><a href="https://i.stack.imgur.com/7ftKD.png" rel="nofollow"><img src="https://i.stack.imgur.com/7ftKD.png" alt=""></a></p>