Ubuntu Linux Unleashed 2021 Edition
Matthew Helmke
Безопасность веб-приложений
Хоффман Эндрю
Iptables Tutorial 1.2.2
Oskar Andreasson
Linux iptables Pocket Reference
Gregor N. Purdy
Cross-Site Scripting Attacks: Classification, Attack, and Countermeasures
B. B. Gupta and Pooja Chaudhary
The Cybersecurity Self-Help Guide
ARUN. SONI