An abstract design in the background, and the title of chapter 9 in the foreground. The design consists of alternating dark gray and pale gray regions. Chapter 9. Defense in depth strategies. Copyright. Yurii Andreichyn. Shutterstock.

CHAPTER 9Defense-in-Depth Strategies

© Yurii Andreichyn/Shutterstock.

LIKE TRADITIONAL WARFARE, cyberwarfare is fought both offensively and defensively. Defending against cyberattacks is a complex task because of the broad range of attackers, the number of potential targets, and the huge variety of ways in which attacks are conducted. When you factor in that people also create vulnerabilities that can be leveraged to attack computers and networks, cyber defense can seem nearly impossible.

The adversaries that network and systems defenders face vary. Nation-states, corporations, insurrectionists, cybercriminals, and hacktivists each have their ...

Get Cyberwarfare: Information Operations in a Connected World, 2nd Edition now with the O’Reilly learning platform.

O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.