Hacking has been a part of computing for almost five decades and it is a very broad discipline, which covers a wide range of topics. The first known event of hacking had taken place in 1960 at MIT and at the same time, the term "Hacker" was originated. In this e book, we will take you through the various concepts of Ethical Hacking and explain how you can use them in a real-time environment. This e book has been prepared for professionals aspiring to learn the basics of Ethical Hacking and make a career as an ethical hacker.