Reversing
Eldad Eilam
The Linux Command Line
William E. Shotts, Jr.
The Shellcoder's Handbook
Chris Anley & John Heasman & Felix Lindner & Gerardo Richarte
Linux® BIBLE
Christopher Negus
Blue Team Field Manual
Alan White
RTFM - Red Team Field Manual
Ben Clark
Python for Informatics
Charles Severance