title: iOS 9.3.2 HTTPS Server returning -1202 "The Certificate for this server is invalid"?
body: <p>I am requesting from iOS 9 device to https:// URL where iOS receiving error code -1202 "The certificate for this server is invalid. You might be connecting to a server that is pretending to be “example.com” which could put your confidential information at risk."
  Which already mentioned on </p>
  
  <p><a href="https://developer.apple.com/library/content/technotes/tn2232/_index.html#//apple_ref/doc/uid/DTS40012884-CH1-SECGLOSSARY" rel="nofollow noreferrer">https://developer.apple.com/library/content/technotes/tn2232/_index.html#//apple_ref/doc/uid/DTS40012884-CH1-SECGLOSSARY</a></p>
  
  <p>FYI : The same request is working on iOS 10 &amp; 11 devices with 200 Ok Response. Also i have already handled the challenge methods in my HTTP Class using NSURLSession API.</p>
  
  <p>Here Server is using self signed certificate.</p>