Resources

Books

• Linux Pocket Guide
• Linux Bible
• The Linux Command Line
• Ten Steps to Linux Survival
• LPIC-1 Exam 101 - Learning Materials
• LPIC-1 Exam 102 - Learning Materials
• Learning Regular Expressions
• Linux Firewalls
• The Practice of System and Network Administration
• The Practice of Cloud System Administration
• Google - Site Reliability Engineering Books
• Microservices and Containers
• OpenSSL Cookbook
• Linux Hardening in Hostile Networks
• Time Management for System Administrators

Websites

• Interactive map of Linux kernel
• Unix/Linux Command Cheat Sheet
• CS615 - System Administration
• Advanced Bash-Scripting Guide
• OpenSSL Command-Line HOWTO
• GPG Quick Start
• Netmask Quick Reference Chart
• Calomel - Open Source Research and Reference

Videos

• TED: The mind behind Linux - Linus Torvalds