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Linux Fundamentals
Shell, logs, permissions, networking, and automation
Module 1
Linux Introduction
What Linux is, key distros, and the filesystem every defender must know.
4 lessons
Module 2
Basic Commands
Essential shell commands for files, folders, and editing configs.
5 lessons
Module 3
Users & Permissions
Users, groups, chmod, chown, and sudo—the core of Linux access control.
5 lessons
Module 4
Networking Commands
IP addresses, connectivity tests, downloads, and SSH for Linux networking.
5 lessons
Module 5
Pipes, Grep & Log Analysis
Chain commands, search text, and read logs—the skills defenders use every day.
5 lessons
Module 6
Processes, Packages & Automation
Manage running programs, install tools, read man pages, and write your first bash script.
6 lessons