Book Image

Mastering Defensive Security

By : Cesar Bravo
Book Image

Mastering Defensive Security

By: Cesar Bravo

Overview of this book

Every organization has its own data and digital assets that need to be protected against an ever-growing threat landscape that compromises the availability, integrity, and confidentiality of crucial data. Therefore, it is important to train professionals in the latest defensive security skills and tools to secure them. Mastering Defensive Security provides you with in-depth knowledge of the latest cybersecurity threats along with the best tools and techniques needed to keep your infrastructure secure. The book begins by establishing a strong foundation of cybersecurity concepts and advances to explore the latest security technologies such as Wireshark, Damn Vulnerable Web App (DVWA), Burp Suite, OpenVAS, and Nmap, hardware threats such as a weaponized Raspberry Pi, and hardening techniques for Unix, Windows, web applications, and cloud infrastructures. As you make progress through the chapters, you'll get to grips with several advanced techniques such as malware analysis, security automation, computer forensics, and vulnerability assessment, which will help you to leverage pentesting for security. By the end of this book, you'll have become familiar with creating your own defensive security tools using IoT devices and developed advanced defensive security skills.
Table of Contents (23 chapters)
1
Section 1: Mastering Defensive Security Concepts
7
Section 2: Applying Defensive Security
15
Section 3: Deep Dive into Defensive Security

Chapter 15: Leveraging Pentesting for Defensive Security

"Companies have to invest time and resources in defensive security to identify new vulnerabilities that allow them to anticipate the movements of the adversary. As Sun Tzu says in The Art of War: "To know your enemy, you must become your enemy."

– Dagoberto Herrera, University Dean

While pentesting is a task normally reserved for offensive security teams (also called red teams), the truth is that as a master in defensive security, you also need to know at least the basics of pentesting.

In fact, this chapter is not aimed to make you a pentester. Instead, the goal of this chapter is to show you the most popular tools used by pentesters (and attackers) to show you how easy and dangerous those attacks can be.

The chapter starts with some mandatory theory to be able to then move on to some exacting labs in which you can experiment using your own hands with the simplicity and power of those offensive...