(Android reverse and game security technology uses Android mobile application machine to crack the game, so as to achieve the effects of reverse debugging, security analysis, application protection and so on. Learning this technology is mainly to engage in safe work and employment, or do part-time project testing to get a reward. Android reverse engineer will use < decompile tools or means > to crack a large number of applications on the market and strengthen the security protection of applications in daily work. Doing project testing by yourself is to obtain rich returns from the emergency response center through reverse analysis technology.)