Linux® Essentials
Richard Blum
Python Automation Cookbook
Jaime Buelta
Practical Cyber Intelligence
Wilson Bautista
Digital Forensics and Incident Response
Gerard Johansen
CCNA Certification Practice Tests
Jon Buhagiar
Cryptography Engineering
Niels Ferguson & Bruce Schneier & Tadayoshi Kohno
Unauthorised Access
Wil Allsopp