LinuxBasix is your go-to resource for mastering the Linux operating system. From your first terminal command to advanced system administration, we cover it all.
Comprehensive tutorials designed to take you from beginner to confident Linux user
Learn essential terminal commands, navigation, file manipulation, and how to harness the full power of the Bash shell.
Explore commands →Understand the directory hierarchy, mount points, inodes, and how Linux organizes everything as files.
Learn file system →Master ownership, read/write/execute permissions, chmod, chown, and advanced ACLs for secure file management.
Understand permissions →Configure network interfaces, manage firewalls, troubleshoot connectivity, and understand Linux networking stack.
Explore networking →Automate tasks with Bash scripts. Learn variables, loops, conditionals, functions, and real-world scripting patterns.
Start scripting →Harden your Linux system with firewall rules, SSH best practices, user policies, and intrusion detection techniques.
Secure your system →Learn what Linux is, its history, and why millions choose it every day.
Pick the right distribution for your needs and install it on your machine.
Get comfortable with the terminal and master essential Linux commands.
Explore networking, scripting, security, and system administration.
Self-hosted assistants and RAG stacks are just another service to secure — and they fail in ways `sudo` and firewalls alone won't catch.
If you're running a local LLM, an internal assistant, or an agent with shell or database access, attackers don't need to touch the model to compromise it — they just need to poison what it remembers. Our field note covers how memory poisoning happens, how to detect it, and how sysadmins should contain it.
Read the field note →Begin with the basics and work your way up to advanced system administration skills.
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