The whole tutorial is about playing with a target and implementing new things into it. The tutorial is not for newbies, you must know how the tools given in this tutorial works. The entire article is based on exploring the calibre of a reverse engineer. Reverse engineering is an art; how to analyse and play with the target and find out other possibilities which you can implement. Sometimes targets are so challenging you can't even imagine. The target I am going to use in this tutorial is a simple crackme by Nemo.