The Web Application Hacker's Handbook
Dafydd Stuttard & Marcus Pinto
How to be a graphic designer, without losing your soul
Adrian Shaughnessy
Cybersecurity: Attack and Defense Strategies
Yuri Diogenes
Architecture Patterns with Python
Harry Percival & Bob Gregory
Using and Administering Linux: Volume 3
David Both
Using and Administering Linux: Volume 2
Using and Administering Linux: Volume 1
UNIX and Linux System Administration Handbook
Evi Nemeth & Garth Snyder & Trent R. Hein & Ben Whaley
SELinux User's and Administrator's Guide
Barbora Ančincová & Ioanna Gkioka & Tomáš Čapek & Mirek Jahoda
Pro Linux System Administration
Dennis Matotek & James Turnbull & Peter Lieverdink
Principles of Network and System Administration 2nd Edition
Mark Burgess
Practical Linux System Administration
Kenneth Hess
The Linux Philosophy for SysAdmins
Essential System Administration
Æleen Frisch