AD&D 5th Edition - Wayfinder's Guide to Eberron (v3)
Wizards of the Coast
Hacking: The Art of Exploitation
Jon Erickson
Attacking Network Protocols
James Forshaw
Learning CoreDNS
John Belamaric & Cricket Liu
Rootkits and Bootkits
Alex Matrosov, Eugene Radionov, Sergey Bratus
Practical Binary Analysis
Dennis Andriesse
Metasploit: The Penetration Tester's Guide
David Kennedy, Jim O'Gorman, Devon Kearns, Mati Aharoni
The Hardware Hacker
Andrew Bunnie Huang
Web Security for Developers
Malcolm McDonald
Linux Basics for Hackers
OccupyTheWeb
The Car Hacker's Handbook
Craig Smith
Black Hat Go
Tom Steele & Chris Patten & Dan Kottmann
Penetration Testing: A Hands-On Introduction to Hacking
Gorgia Weidman
Real-World Bug Hunting
Peter Yaworski