Class Central is learner-supported. When you buy through links on our site, we may earn an affiliate commission.

LinkedIn Learning

Linux Security and Hardening Essential Training

via LinkedIn Learning

Go to class Write review
GetSmarter Ad

AI Adoption - Drive Business Value and Organizational Impact

Learn More → Coursera Ad

Save 43% on 1 Year of Coursera Plus

Learn More →

Overview

Coursera Flash Sale
40% Off Coursera Plus for 3 Months!
Grab it
Discover how to tighten security on any Linux system. Learn basic security concepts and guidelines that can help Linux system administrators keep their system safe from attackers.

Syllabus

Introduction
  • Welcome
1. General Security
  • General security
  • Is Linux secure?
  • What makes Linux secure?
  • Security guidelines and principles
  • Section summary: General security
2. Physical Security
  • Physical security
  • Physical security concepts
  • Single user mode security
  • Single user mode and blank passwords
  • Secure the bootloader
  • Disk encryption
  • Encrypt a new device: Part 1
  • Encrypt a new device: Part 2
  • Encrypt an existing device
  • Disable Control-Alt-Delete
  • Section summary: Physical security
3. Account Security
  • Account security
  • Introduction to PAM
  • PAM configuration example
  • Password security
  • Account security: Demo 1 (UID 0)
  • Control account access
  • Security by account type
  • Account security: Demo 2
  • Account security: Demo 3 (Sudo)
4. Network Security
  • Network security
  • Network security: Part 1
  • Network security: Part 2
  • Secure SSHD: Part 1
  • Secure SSHD: Part 2
  • Linux firewall fundamentals
  • Configure the firewall from the command line
  • Firewall rule specifications
  • Example firewall rules
  • Linux firewall demo
  • TCP Wrappers: Part 1
  • TCP Wrappers: Part 2
5. File System Security
  • File system security
  • Introduction to file and directory permissions
  • File and directory permissions: Part 1
  • File and directory permissions: Part 2
  • Special modes: Part 1
  • Special modes: Part 2
  • File attributes
  • File attributes demo
  • ACLs
  • ACLs demo
  • Rootkits
  • Rootkit hunter demo
Conclusion
  • Summary

Taught by

Jason Cannon

Reviews

4.7 rating at LinkedIn Learning based on 350 ratings

Start your review of Linux Security and Hardening Essential Training

Go to class

Never Stop Learning.

Get personalized course recommendations, track subjects and courses with reminders, and more.

Sign up for free
Someone learning on their laptop while sitting on the floor.