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)
Section 1: Mastering Defensive Security Concepts
Section 2: Applying Defensive Security
Section 3: Deep Dive into Defensive Security

Dealing with APTs

The tactics covered in this book aim to defend your infrastructure against the most common types of attacks and threat vectors. However, there is one type of threat that we have not covered yet – a type of attack that, due to the complexity involved, is believed to be backed by the government and various organizations. This attack is called APTs.

In this type of attack, the attackers use a variety of tactics, techniques, and resources to gain sustained access over an extended period of time to disrupt or spy on a given set of systems to achieve a given goal, such as the following examples:

  • Steal intellectual property or trade secrets.
  • Obtain a continuous flow of sensitive information.
  • Sabotage a given infrastructure, system, or process.
  • Reroute funds.

As we mentioned previously, these are very organized attacks, normally performed by a coordinated group in which the main goal is not to gain access, but to remain undetected, which...