title: Why enterprise github can't deliver payload to webhook with ssl secured?
body: <p>verified the certificate information of <code>https://jenkins.example.com/github-webhook</code> with <a href="https://cryptoreport.websecurity.symantec.com/checker/" rel="nofollow noreferrer">https://cryptoreport.websecurity.symantec.com/checker/</a>. </p>
  
  <p>Github repeatedly says following</p>
  
  <p><code>We couldn’t deliver this payload: Peer certificate cannot be authenticated with given CA certificates</code></p>
  
  <p>here is the screenshot of the message: 
  <a href="https://i.stack.imgur.com/DxISQ.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/DxISQ.png" alt="enter image description here"></a></p>