Book Image

Cybersecurity – Attack and Defense Strategies. - Second Edition

By : Yuri Diogenes, Dr. Erdal Ozkaya
Book Image

Cybersecurity – Attack and Defense Strategies. - Second Edition

By: Yuri Diogenes, Dr. Erdal Ozkaya

Overview of this book

Cybersecurity – Attack and Defense Strategies, Second Edition is a completely revised new edition of the bestselling book, covering the very latest security threats and defense mechanisms including a detailed overview of Cloud Security Posture Management (CSPM) and an assessment of the current threat landscape, with additional focus on new IoT threats and cryptomining. Cybersecurity starts with the basics that organizations need to know to maintain a secure posture against outside threat and design a robust cybersecurity program. It takes you into the mindset of a Threat Actor to help you better understand the motivation and the steps of performing an actual attack – the Cybersecurity kill chain. You will gain hands-on experience in implementing cybersecurity using new techniques in reconnaissance and chasing a user’s identity that will enable you to discover how a system is compromised, and identify and then exploit the vulnerabilities in your own system. This book also focuses on defense strategies to enhance the security of a system. You will also discover in-depth tools, including Azure Sentinel, to ensure there are security controls in each network layer, and how to carry out the recovery process of a compromised system.
Table of Contents (20 chapters)
18
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19
Index

Exfiltration

This is the phase where the main attack starts. Once an attack has reached this phase, it is considered successful. The Threat Actor normally has unobstructed freedom to move around a victim's network and access all its systems and sensitive data. The Threat Actor will start extracting sensitive data from an organization. This could include trade secrets, usernames, passwords, personally identifiable data, top-secret documents, and other types of data.

There is an ongoing trend of hackers specifically targeting data stored in systems. Once they breach into any corporate network, they move laterally to the data storage locations. They then exfiltrate this data to other storage locations from where they can read, modify, or sell it. In April 2018, SunTrust Bank was breached, and the Threat Actors managed to steal data belonging to 1.5 million people. Another attack happened on Facebook's platform in October the same year, when Threat Actors were able to steal...