Bash Scripting
Moaml Mohmmed & Max Beerbohm
Kubernetes: Up and Running
Kelsey Hightower & Brendan Burns & Joe Beda & Lachlan Evenson
sed & awk
Dale Dougherty & Arnold Robbins
Nmap Network Scanning
Gordon Lyon
Cross-Site Scripting Attacks: Classification, Attack, and Countermeasures
B. B. Gupta and Pooja Chaudhary