apsulates the client request and server response objects, and that may
 be used to save state across a sequence of calls made to the methods of this interface for the purpose of completing
 a secure message exchange.</dd>
<dd><code>subject</code> - the Subject instance from which the Principals and credentials are to be removed.</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="AuthException.html" title="class in jakarta.security.auth.message">AuthException</a></code> - If an error o