Cyber Security and Network Security
Sabyasachi Pramanik & Debabrata Samanta & M. Vinay & Abhijit Guha
tmux (for Diego Cohen)
Brian P. Hogan
NGINX Cookbook
Derek Dejonghe
Zabbix 5 IT Infrastructure Monitoring Cookbook
Nathan Liefting & Brian van Baekel
Linux Advanced Routing and Traffic Control HOWTO
Gregory Maxwell & Remco Mook & Martijn Oosterhout & Paul Schroeder & Jasper Spaans & Bert Hubert