Document doc = DOMUtils.createDocument();
// Mock up a dummy BinarySecurityToken
String id = "BST-1234";
BinarySecurity bst = new BinarySecurity(doc);
bst.addWSSENamespace();
bst.addWSUNamespace();
bst.setID(id);
bst.setValueType(TOKEN_TYPE);
bst.setEncodingType(BASE64_NS);
bst.setToken("12345678".getBytes());