be sent. If true
is returned, the original request message won't be sent and
no other <a class="reference external" href="reference-Plugins.html#plugin">plugin</a> will have this function called.</p>
<a name="crypto_plugin"></a><span class="report-issue">[<a href="http://github.com/arvidn/libtorrent/issues/new?title=docs:class+crypto_plugin&labels=documentation&body=Documentation+under+heading+%22class+crypto_plugin%22+could+be+improved">report issue</a>]</span></div>
</div>
<div class="section" id="crypto-