In this course, you'll learn about account security in Linux including pluggable authentication modules (PAM), password security, account access controls, and account types.
Learning Objectives
- Learn about PAM and how to configure pluggable authentication modules
- Understand the different types of accounts you'll find on a Linux system and the special precautions you need to take with each account type
- Learn how to enforce good password security practices on your Linux systems
- Learn how to make an account's password expire, how to expire an account itself, and how to lock and unlock accounts
- Understand how to monitor log files and use intrusion detection systems
- Learn about multi-factor authentication and how it can be implemented in Linux
Intended Audience
This course is intended for anyone who wants to understand how to secure their Linux systems.
Prerequisites
To get the most out of this course, you should already have a good working knowledge of Linux. If you want to brush up on your Linux skills, consider taking our Learn Linux in 5 Days learning path first.
In this section of the course, you'll learn about PAM. We'll talk about the different types of accounts you'll find on a Linux system and the special precautions you need to take with each account type. Next, you'll learn how to enforce good password security practices on your Linux systems. You'll be introduced to shadow passwords and why they're important. From there, you'll learn how to make an account's password expire, how to expire an account itself and how to lock and unlock accounts. Next, we'll talk about monitoring log files and using intrusion detection systems. Finally, we'll be touching on multi-factor authentication and a couple of ways that can be implemented in Linux
Jason is the founder of the Linux Training Academy as well as the author of "Linux for Beginners" and "Command Line Kung Fu." He has over 20 years of professional Linux experience, having worked for industry leaders such as Hewlett-Packard, Xerox, UPS, FireEye, and Amazon.com. Nothing gives him more satisfaction than knowing he has helped thousands of IT professionals level up their careers through his many books and courses.