may be added to the Subject. A null value may be passed for this parameter.</dd>
<dd><code>properties</code> - A Map object that may be used by the caller to augment the properties that will be passed to the
 encapsulated modules at module initialization. The null value may be passed for this parameter.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>A ClientAuthContext instance that encapsulates the ClientAuthModules used to secure and validate
 requests/responses associated with the given <i>a