The the Complete Metasploit Guide
Sagar Rahalkar & Nipun Jaswal
Certified Ethical Hacker (CEH) Exam Cram
William Chuck Easttom
How Linux Works, 3rd Edition
Brian Ward
Linux Command Line and Shell Scripting Techniques
Vedran Dakic & Jasmin Redzepagic
The Cybersecurity Self-Help Guide
ARUN. SONI