Book Image

Cybersecurity Blue Team Strategies

By : Kunal Sehgal, Nikolaos Thymianis
Book Image

Cybersecurity Blue Team Strategies

By: Kunal Sehgal, Nikolaos Thymianis

Overview of this book

We've reached a point where all organizational data is connected through some network. With advancements and connectivity comes ever-evolving cyber threats - compromising sensitive data and access to vulnerable systems. Cybersecurity Blue Team Strategies is a comprehensive guide that will help you extend your cybersecurity knowledge and teach you to implement blue teams in your organization from scratch. Through the course of this book, you’ll learn defensive cybersecurity measures while thinking from an attacker's perspective. With this book, you'll be able to test and assess the effectiveness of your organization’s cybersecurity posture. No matter the medium your organization has chosen- cloud, on-premises, or hybrid, this book will provide an in-depth understanding of how cyber attackers can penetrate your systems and gain access to sensitive information. Beginning with a brief overview of the importance of a blue team, you’ll learn important techniques and best practices a cybersecurity operator or a blue team practitioner should be aware of. By understanding tools, processes, and operations, you’ll be equipped with evolving solutions and strategies to overcome cybersecurity challenges and successfully manage cyber threats to avoid adversaries. By the end of this book, you'll have enough exposure to blue team operations and be able to successfully set up a blue team in your organization.
Table of Contents (18 chapters)
1
Part 1:Establishing the Blue
14
Part 3:Ask the Experts

The Cyber Kill Chain

The Cyber Kill Chain is an adaptation of a military kill chain. It is a step-by-step process used to identify and contain enemy activity – a systematic approach to identifying and eradicating it. The Cyber Kill Chain can be seen in the following diagram:

Figure 5.1 – The Cyber Kill Chain

Figure 5.1 – The Cyber Kill Chain

The Cyber Kill Chain is a framework that describes the various stages of several common cyber attacks and, along the same lines, the various points at which an information security team can prevent, detect, and intercept these attacks. Lockheed Martin originally developed the Cyber Kill Chain in 2011.

Seven sequential steps were involved in Lockheed Martin’s original Cyber Kill Chain model.

Phase 1 – reconnaissance

Reconnaissance is when a malicious actor identifies a target and investigates vulnerabilities and weaknesses within the network that may allow them to exploit the target. To accomplish this goal, the...