Element dereferencedToken = STRTransformUtil.dereferenceSTR(
thisDoc, secRef, wsDocInfo);
//
// C14n with specified algorithm. According to WSS Specification.
//
buf = canon.canonicalizeSubtree(dereferencedToken, "#default");
if (doDebug) {
bos = new ByteArrayOutputStream(buf.length);
bos.write(buf, 0, buf.length);
log.debug("after c14n: " + bos.toString());
}