Linux

NixOS

• NixOS Impermanence

Security

• Consolidated guide to using Yubikeys with Linux

Learning materials

• Linux From Scratch
• Linux Insides
• Linux Kernel Teaching
• eBPF Party

Useful documentation

• OWASP Principles of security
• Using SELinux
• Security hardening
• Monitoring and managing system status and performance
• Factors affecting I/O and file system performance
• Getting started with XDP and eBPF