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Mastering Linux Security and Hardening

You're reading from Mastering Linux Security and Hardening A practical guide to protecting your Linux system from cyber attacks

Product type Paperback

Published in Feb 2023

Publisher Packt

ISBN-13 9781837630516

Length 618 pages

Edition 3rd Edition

Languages

C

Tools

Linux

Concepts

Hardening

Author (1):

Donald A. Tevault

View More author details

Table of Contents (22) Chapters

Preface

1. Section 1: Setting up a Secure Linux System

2. Running Linux in a Virtual Environment FREE CHAPTER

3. Securing Administrative User Accounts

4. Securing Normal User Accounts

5. Securing Your Server with a Firewall – Part 1

6. Securing Your Server with a Firewall — Part 2

7. Encryption Technologies

8. SSH Hardening

9. Section 2: Mastering File and Directory Access Control (DAC)

10. Mastering Discretionary Access Control

11. Access Control Lists and Shared Directory Management

12. Section 3: Advanced System Hardening Techniques

13. Implementing Mandatory Access Control with SELinux and AppArmor

14. Kernel Hardening and Process Isolation

15. Scanning, Auditing, and Hardening

16. Logging and Log Security

17. Vulnerability Scanning and Intrusion Detection

18. Prevent Unwanted Programs from Running

19. Security Tips and Tricks for the Busy Bee

20. Other Books You May Enjoy

21. Index

Index

Symbols

/etc/group file

editing, to add users to group 310

/proc filesystem 372

kernel information 374-376

user-mode processes 372-374

A

a attribute

setting 290

access control

configuring, with TCP Wrappers 250

configuring, with whitelists 250

access control list (ACL) 463

creating 315, 316

creating, for user or group 301-303

using, to access files in shared directory 315

account and password expiry data

setting 72, 73

account expiration 66, 67

ACL mask

using, to remove permission 306

ACLs

loss, preventing with tar --acls option during backup 307-309

additional kernel-hardening parameters

setting 382, 383

Address Resolution Protocol (ARP) 113, 543

Advanced Encryption Standard (AES) 244

AlmaLinux

kernel parameter edits, preventing 553

password, resetting 548-551

AlmaLinux 8

Google Authenticator, using with key exchange 238

two-factor authentication,...

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Authors (1)

Donald A. Tevault

Donald A. Tevault

Donald A. Tevault - but you can call him Donnie - got involved with Linux way back in 2006, and has been working with it ever since. He holds the Linux Professional Institute Level 3-Security certification, and the GIAC Incident Handler certification. Donnie is a professional Linux trainer, and thanks to the magic of the internet, teaches Linux classes literally the world over from the comfort of his living room. He's also a Linux security researcher for an IoT security company.

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