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

Mobile forensics

Mobile Forensics has become one the biggest areas of specialization in forensics – not just because almost everyone has a smartphone, but because smartphones can collect a huge amount of data.

The cool thing about mobile forensics is that in some cases, you don't even need the phone to gather some of the data that's been collected by your smartphone. Let me show you how.

Deviceless forensics

Smartphones gather a lot of information, such as location, messages, searches, frequently visited places, app usage, browsing history, and more, but the most interesting part is that Google (yes, Google) records all that data on their cloud. Let's learn how to access it:

  1. Go to
  2. Log in with your user credentials.
  3. Select the data you want to retrieve.
  4. Choose how you want the files to be delivered (to a drive, cloud storage, or via a link for a direct download).
  5. Select whether you want to export the...