assertEquals(InetAddress.getByName("127.0.0.1"), encData.getUserAddresses().get(0));
        assertNotNull(encData.getUserAuthorizations());
        // Assuming KerberosAuthData.parse is tested elsewhere and might return empty for this test case
        assertTrue(encData.getUserAuthorizations().isEmpty());
    }

    /**
     * Test constructor with a malformed token.
     */
    @Test