This book is a complete guide for those who would like to become an Ethical hacker. In this book you will learn what the Ethical hacking and its procedure is. The first couple of chapters are the definitions, concepts and process of becoming an Ethical hacker while the next half of the book will show in detail how to use certain tools and techniques to initiate attacks and penetrate a system.
After reading this book, you should be able to use these tools to do some testing and even working on penetration projects. You just need to remember not to use these techniques in a production environment without having a formal approval.