com.sun.xml.ws.security.opt.impl.outgoing.SecurityHeader secHeader =
optContext.getSecurityHeader();
((NamespaceContextEx)optContext.getNamespaceContext()).addWSS11NS();
if(!it.hasNext()){
// Insert a SignatureConfirmation element with no Value attribute
String id = optContext.generateID();
SignatureConfirmation scHeader = new SignatureConfirmation(id, optContext.getSOAPVersion());
secHeader.add(scHeader);
optContext.getSignatureConfirmationIds().add(id);
}