Mastering Linux Security and Hardening A Practical Guide to Protecting Your Linux System from Cyber Attacks
- 3rd
- Birmingham : Packt Publishing, c2023
- xxiv, 589 p. : ill
Includes Bibliographical References and Index
SUMMARY
The third edition of Mastering Linux Security and Hardening is an updated, comprehensive introduction to implementing the latest Linux security measures, using the latest versions of Ubuntu and AlmaLinux.
In this new edition, you will learn how to set up a practice lab, create user accounts with appropriate privilege levels, protect sensitive data with permissions settings and encryption, and configure a firewall with the newest firewall technologies. You'll also explore how to use sudo to set up administrative accounts with only the privileges required to do a specific job, and you'll get a peek at the new sudo features that have been added over the past couple of years. You'll also see updated information on how to set up a local certificate authority for both Ubuntu and AlmaLinux, as well as how to automate system auditing. Other important skills that you'll learn include how to automatically harden systems with OpenSCAP, audit systems with auditd, harden the Linux kernel configuration, protect your systems from malware, and perform vulnerability scans of your systems. As a bonus, you'll see how to use Security Onion to set up an Intrusion Detection System.
By the end of this new edition, you will confidently be able to set up a Linux server that will be secure and harder for malicious actors to compromise. What you will learn
Prevent malicious actors from compromising a production Linux system Leverage additional features and capabilities of Linux in this new version Use locked-down home directories and strong passwords to create user accounts Prevent unauthorized people from breaking into a Linux system Configure file and directory permissions to protect sensitive data Harden the Secure Shell service in order to prevent break-ins and data loss Apply security templates and set up auditing
Who this book is for
This book is for Linux administrators, system administrators, and network engineers interested in securing moderate to complex Linux environments. Security consultants looking to enhance their Linux security skills will also find this book useful. Working experience with the Linux command line and package management is necessary to understand the concepts covered in this book.
9781837630516
Computer Networks Security Measures Linux Operating Systems Computers