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Mastering Linux Security and Hardening

You're reading from   Mastering Linux Security and Hardening Protect your Linux systems from intruders, malware attacks, and other cyber threats

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Product type Paperback
Published in Feb 2020
Publisher
ISBN-13 9781838981778
Length 666 pages
Edition 2nd Edition
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Author (1):
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Donald A. Tevault Donald A. Tevault
Author Profile Icon Donald A. Tevault
Donald A. Tevault
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Table of Contents (20) Chapters Close

Preface 1. Section 1: Setting up a Secure Linux System
2. Running Linux in a Virtual Environment FREE CHAPTER 3. Securing User Accounts 4. Securing Your Server with a Firewall - Part 1 5. Securing Your Server with a Firewall - Part 2 6. Encryption Technologies 7. SSH Hardening 8. Section 2: Mastering File and Directory Access Control (DAC)
9. Mastering Discretionary Access Control 10. Access Control Lists and Shared Directory Management 11. Section 3: Advanced System Hardening Techniques
12. Implementing Mandatory Access Control with SELinux and AppArmor 13. Kernel Hardening and Process Isolation 14. Scanning, Auditing, and Hardening 15. Logging and Log Security 16. Vulnerability Scanning and Intrusion Detection 17. Security Tips and Tricks for the Busy Bee 18. Assessments 19. Other Books You May Enjoy

Securely configuring BIOS/UEFI

This topic is different from anything we've looked at thus far because it has nothing to do with the operating system. Rather, we're now going to talk about the computer hardware.

Every computer motherboard has either a BIOS or a UEFI chip, which stores both the hardware configuration for the computer and the bootstrap instructions that are needed to start the boot process after the power is turned on. UEFI has replaced the old-style BIOS on newer motherboards, and it has more security features than the old BIOS had.

I can't give you any specific information about BIOS/UEFI setup because every model motherboard has a different way of doing things. What I can give you is some more generalized information.

When you think about BIOS/UEFI security, you might be thinking about disabling the ability to boot from anything other than the normal...

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