The UX Careers Handbook
Cory Lebson
Linux Server Security
Chris Binnie
The Shellcoder's Handbook
Chris Anley & John Heasman & Felix Lindner & Gerardo Richarte
Cryptography Engineering
Tadayoshi Kohno & Bruce Schneier & Niels Ferguson
Linux in a Nutshell
Ellen Siever & Stephen Figgins & Robert Love & Arnold Robbins