nterprise">AuthenticationStatus</a>&nbsp;responseNotFound()</pre>
<div class="block">Sets the response status to 404 (not found).
 <p>
 As a convenience this method returns SEND_FAILURE, so this method can be used in
 one fluent return statement from an <a href="../../../../../../jakarta/security/enterprise/authentication/mechanism/http/HttpAuthenticationMechanism.html" title="interface in jakarta.security.enterprise.authentication.mechanism.http"><code>HttpAuthenticationMechanism</code></a></div>
<dl>
<dt>