link" href="using_io/writing_composed_operations/detect_ssl.html" title="Detect SSL &#128161; &#9733;"><span class="bold"><strong>Detect SSL Handshake</strong></span></a>
        </li>
</ul></div>
<p>
      <span class="bold"><strong>API Changes</strong></span>
    </p>
<div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; ">
<li class="listitem">
          The <a class="link" href="concepts/Fields.html" title="Fields"><span class="emphasis"><em>Fields</em></span></a>
          co