A connection was successfully established with the server, but then an error occurred during the pre-login handshake in production server
<p>I am getting error in production server and same code is running fine in test server with out any errors.</p>

<p><strong>A connection was successfully established with the server, but then an error occurred during the pre-login handshake. (provider: SSL Provider, error: 0 - The client and server cannot communicate, because they do not possess a common algorithm.)</strong>
  Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code. </p>

<p><img src="https://i.stack.imgur.com/jipAJ.png" alt="enter image description here"></p>