assertTrue(stats.getFailedValidations() > 0);
        assertTrue(stats.getFailureRate() > 0);
        assertTrue(stats.getFailureRate() <= 1.0);
    }

    @Test
    public void testBufferOverflowPrevention() throws Exception {
        validator.resetStats();

        // Trigger buffer overflow prevention
        try {
            byte[] buffer = new byte[10];