Welcome to the 2023 issue of the Hacker's Guide! You hold 148 pages of Linux hacking textbooks, tutorials and articles from experts at Linux Format magazine, the home of open source software. More than 80 hacking lessons that you can dive into with your head! Networking - immerse yourself in protocols, build a network and analyze traffic. Sysadmin - Use Docker capabilities and learn time-saving terminal techniques. Hacking - get a full Linux OS on your phone and hack your distribution kit to improve speed. Privacy - give the person the go-ahead and protect your privacy with our help.