First of all, u must take care of ur safety and study this topic. Of course, u have to do some research, read more and understand all about it. Be active here in forum for accumulation of knowledge and communication with the pros. With regards to safety, I became interested in REMME project, wich creates unbreakable, reliable user authentication to protect ur users, employees and company data from cyberattacks. I advise u to pay attention to this too.