KerberosToken tok = new KerberosToken(krbToken, keys);

            KerberosEncData ed = tok.getTicket().getEncData();
            Assert.assertEquals(1, ed.getUserAuthorizations().size());

            KerberosPacAuthData pacData = (KerberosPacAuthData) ed.getUserAuthorizations().get(0);
            Pac pac = pacData.getPac();
            PacLogonInfo li = pac.getLogonInfo();