CompTIA Linux+ XK0-005: Unit 4

This course starts with advanced security settings, where you'll learn to manage access control lists, file system attributes, and privilege escalation using tools like sudo and Policykit. As you continue, you'll explore Linux networking, learning to manage interfaces, static routes, DNS clients, and analyze network traffic with tcpdump and nmap. The course also covers the systemd service manager, teaching you to manage service states, create custom configurations, and understand service dependencies. Each lesson includes practical labs to help you apply your skills in real-world situations.