Secure your Linux machines and keep them secured with the help of exciting recipes
About This Book
This book provides code-intensive discussions with detailed recipes that help you understand better and learn faster.
More than 50 hands-on recipes to create and administer a secure Linux system locally as well as on a network
Enhance file system security and local and remote user authentication by using various security tools and different versions of Linux for different tasks
Who This Book Is For
Practical Linux Security Cookbook is intended for all those Linux users who already have knowledge of Linux File systems and administration. You should be familiar with basic Linux commands. Understanding Information security and its risks to a Linux system is also helpful in understanding the recipes more easily.
However, even if you are unfamiliar with Information security, you will be able to easily follow and understand the recipes discussed.
Since Linux Security Cookbook follows a practical approach, following the steps is very easy.
What You Will Learn
Learn about various vulnerabilities and exploits in relation to Linux systems
Configure and build a secure kernel and test it
Learn about file permissions and security and how to securely modify files
Explore various ways to authenticate local users while monitoring their activities.
Authenticate users remotely and securely copy files on remote systems
Review various network security methods including firewalls using iptables and TCP Wrapper
Explore various security tools including Port Sentry, Squid Proxy, Shorewall, and many more
Understand Bash vulnerability/security and patch management
With the growing popularity of Linux, more and more administrators have started moving to the system to create networks or servers for any task. This also makes Linux the first choice for any attacker now. Due to the lack of information about security-related attacks, administrators now face issues in dealing with these attackers as quickly as possible. Learning about the different types of Linux security will help create a more secure Linux system.
Whether you are new to Linux administration or experienced, this book will provide you with the skills to make systems more secure.
With lots of step-by-step recipes, the book starts by introducing you to various threats to Linux systems. You then get to walk through customizing the Linux kernel and securing local files. Next you will move on to manage user authentication locally and remotely and also mitigate network attacks. Finally, you will learn to patch bash vulnerability and monitor system logs for security.
With several screenshots in each example, the book will supply a great learning experience and help you create more secure Linux systems.
Style and approach
An easy-to-follow cookbook with step-by-step practical recipes covering the various Linux security administration tasks. Each recipe has screenshots, wherever needed, to make understanding more easy.
Downloading the example code for this book. You can download the example code files for all Packt books you have purchased from your account at http://www.PacktPub.com. If you purchased this book elsewhere, you can visit http://www.PacktPub.com/support and register to have the code file.