How to obtain the IMEI of mobile phones and ensure the security of Software Information

It is almost impossible for j2's to obtain the hardware information (IMEI) of all mobile phone models for security verification, because there are too many mobile phones that cannot be obtained. Therefore, some disguised methods need to be used to solve the problem, that is, to automatically generate a string of guids that cannot be obtained and store them in RMS. Each time you read and verify the guid, some problems may occur, that is, it is uninstalled every time.ProgramIn the future, RMS will disappear, causing the software to be re-registered.
Below is:


If the MIDlet name is changed, the RMS is also changed.