a few informative documents on various topics like: security privacy testing and more
GETTING STARTED WITH MITRE ATT&CK FRAMEWORK
Kali Linux Revealed – Mastering the Penetration Testing Distribution
The Penetration Testing Execution Standard Documentation
OSSTMM 3 – The Open Source Security Testing Methodology Manual
OWASP ZAP 2.7 | Getting Started Guide
Home Pentest Lab Setup – HackingLoops.com
Improving the Security of Your Site by Breaking Into it
KEVIN D. MITNICK - THE ART OF DECEPTION
SET User Manual Made for SET 6.0