assertNull(securityDescriptor.getOwnerGroupSid());
        assertNull(securityDescriptor.getAces());
    }

    @Test
    @DisplayName("Test decode with group SID only")
    void testDecodeWithGroupSidOnly() throws SMBProtocolDecodingException {
        // Prepare buffer with group SID only
        prepareMinimalSecurityDescriptorBuffer(testBuffer, 0, false, true, false);