September 2026
Intermediate
696 pages
17h 43m
English
Content preview from CompTIA® Security+® SY0-801 Certification Guide - Fourth EditionBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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1
Explain Security Concepts and Controls
Cybersecurity has become a critical priority for organizations of every size. As cyber threats continue to evolve in complexity and frequency, businesses must implement strong security practices to protect sensitive information, maintain operational stability, and preserve customer trust. Security controls provide the foundation for this protection by helping organizations prevent attacks, detect suspicious activity, respond to incidents, and comply with legal and regulatory requirements.
This chapter introduces the core security concepts and control frameworks required to build a secure and resilient IT environment. It explores the different categories of security controls, including technical, managerial, ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
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.