Understanding PAM on Linux
Are you ready to take your Linux system administration skills to the next level? In this video, I break down Pluggable Authentication Modules (PAM) — a powerful framework that controls authentication on Linux systems.
📌 What you'll learn in this video:
0:00 - Introduction
1:37 - Understanding PAM Configuration file
05:18 - Understanding PAM Module Types
6:47 - Control Flags Explained
9:03 - Real-World Example: Restricting User Access Based on Time
20:30 - Enforcing Password Complexity with PAM (Length)
33:48 - Troubleshooting configuration issue
33:48 - Summary
💡 Whether you're a beginner or an experienced sysadmin, this tutorial will help you:
Understand how PAM works under the hood
Secure your Linux environment with time-based access restrictions
Enforce strong password policies using pam_pwquality
🛠️ Tools & Modules Used:
pam_time.so
pam_pwquality.so
/etc/security/time.conf
/etc/pam.d/common-auth, common-password
📚 Perfect for:
Linux enthusiasts, system administrators, cybersecurity students, and anyone preparing for certifications like RHCSA, RHCE, or CompTIA Linux+.
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