Index: src/org/apache/tomcat/util/net/jss/JSSSocketFactory.java

===================================================================

--- src/org/apache/tomcat/util/net/jss/JSSSocketFactory.java	(revision 278)

+++ src/org/apache/tomcat/util/net/jss/JSSSocketFactory.java	(working copy)

@@ -405,6 +405,10 @@

             // MUST look for "clientauth" (ALL lowercase) since "clientAuth"

             // (camel case) has already been processed by Tomcat 7

             String clientAuthStr = (String)endpoint.getAttribute("clientauth");

+            if (clientAuthStr == null) {

+                debugWrite("JSSSocketFactory init - \"clientauth\" not found, default to want.");

+                clientAuthStr = "want";

+            }

             File file = null;

             try {

                 mServerCertNickPath = (String)endpoint.getAttribute("serverCertNickFile");