verifyNfold(128, "kerberos", "6b65726265726f737b9b5b2b93132b93");
        verifyNfold(168, "kerberos", "8372c236344e5f1550cd0747e15d62ca7a5a3bcea4");
        verifyNfold(256, "kerberos", "6b65726265726f737b9b5b2b93132b935c9bdcdad95c9899c4cae4dee6d6cae4");
    }


    @Test
    public void testJavaHMAC () throws GeneralSecurityException {
        testJavaHMAC("0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b", "Hi There", "9294727a3638bb1c13f48ef8158bfc9d");