April 2023
Beginner
400 pages
8h 54m
English
Content preview from Cybersecurity First Principles: A Reboot of Strategy and Tactics
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5 Resilience
[Resilience is]…the ability to continuously deliver the intended outcome despite adverse cyber events.
—Janis Stirna and Jelena Zdravkovic, authors ofCyber Resilience:—Fundamentals for a Definition
That which does not kill us makes us stronger.
—Friedrich Nietzsche, Germanscholar and philosopher
Overview
In this chapter, I present the case for the best definition of resilience. I then describe the four tactics to deploy it: crisis planning, backup and restore operations, encryption, and incident response. Next, I explain that to run a mature resilience program, infosec teams have quite a bit of planning to do, which typically shows up in corporate business continuity and disaster recovery plans. Finally, I will explain how mature programs also practice their plans with the organization's senior leadership team.
What Is Resilience?
As a concept, ASIS International coined the phrase cyber resilience as early as 2009, but it was really describing what turned out to be business continuity.1 I will cover the difference between the two later in this chapter. In 2010, the Department of Homeland Security identified resilience in cyberspace as the “ability to adapt to changing conditions and prepare for, withstand, and rapidly recover from disruption.2 The World Economic Forum formalized a cyber resilience definition in 2012: “…the ability of systems and organizations to withstand cyber events… .”3 Since then, other thought leaders have refined it. U.S. President ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.