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Practical Linux Security Cookbook

You're reading from   Practical Linux Security Cookbook Secure your Linux environment from modern-day attacks with practical recipes

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Product type Paperback
Published in Aug 2018
Publisher Packt
ISBN-13 9781789138399
Length 482 pages
Edition 2nd Edition
Tools
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Author (1):
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Tajinder Kalsi Tajinder Kalsi
Author Profile Icon Tajinder Kalsi
Tajinder Kalsi
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Toc

Table of Contents (15) Chapters Close

Preface 1. Linux Security Problem 2. Configuring a Secure and Optimized Kernel FREE CHAPTER 3. Local Filesystem Security 4. Local Authentication in Linux 5. Remote Authentication 6. Network Security 7. Security Tools 8. Linux Security Distros 9. Bash Vulnerability Patching 10. Security Monitoring and Logging 11. Understanding Linux Service Security 12. Scanning and Auditing Linux 13. Vulnerability Scanning and Intrusion Detection 14. Other Books You May Enjoy

Login authentication using a USB device and PAM

When a Linux user wants to secure the system, the most common method is always using their login password. However, we know this method is not very reliable as there are many methods to hack a traditional password. To increase the security level, we can use a USB device like an authentication token, which will be used to log in to the system.

Getting ready

To follow these steps, we need to have a USB storage device and Pluggable Authentication Modules (PAM) downloaded on the Linux system. Most Linux systems have PAM in the form of precompiled packages, which can be accessed from the relevant repository.

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