Hacking is the best way to learn how not to build things. Programmers master programming languages but often leave traces of code that hackers can master to create backdoors. This book explains hacking in an interesting way that will help you master it easily. Hackers often use Linux and Kali for their operations. This book explains everything with command line code in layman terms. Often people get misinformation about hacking from websites and blogs. To master hacking, you need to master tools that does the job. This book exactly deals in this way to help you understand the process of hacking. This book explains about the Installation procedures of kali Linux and Linux. A detailed description on Linux commands is given along with many examples that will help us understand the techniques we need to master.