The Book of PF: A No-Nonsense Guide to the OpenBSD Firewall
Peter N. M. Hansteen
Cable Networks, Services, and Management
Mehmet Toy
Ethical Hacking and Countermeasures: Secure Network Infrastructures
Ec-Council
Secure Your Node.js Web Application: Keep Attackers Out and ...
Karl Duuna
The Restaurant at the End of the Universe
Douglas Adams
Foundation and Earth
Isaac Asimov
Foundation (5)