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Introduction

Welcome to The Red Book, an open-source, community-focused cybersecurity knowledge base and reference handbook.

This project is a compilation of practical knowledge, cheatsheets, and methodologies built over years of active security research, penetration testing, and ethical hacking.


โ€œOnly by knowing evil can you truly fight against it.โ€

In the field of cybersecurity, defending a system effectively requires a deep, hands-on understanding of how attackers operate. The primary objective of this handbook is to catalog offensive security methodologies, reconnaissance techniques, and exploitation vectors so that security teams and developers can better anticipate, identify, and mitigate real-world threats.

This book serves as a structured, rapidly accessible reference guide for:

  • Ethical Hackers & Pentesters looking for command cheatsheets and enumeration checklists.
  • Defensive Security Engineers (Blue Teams) seeking to understand how vulnerabilities are discovered and exploited.
  • Security Enthusiasts & Researchers seeking to learn structured hacking methodologies.

The handbook is divided into modular sections covering the entire lifecycle of security assessments:

  1. Information Gathering: Active and passive reconnaissance (DNS, NMAP, OSINT, shodan).
  2. Enumeration: Deep-diving into network services (SMB, FTP, SSH, HTTP, SQL).
  3. Vulnerability Assessment: Scanning and identifying security flaws.
  • Windows: Common windows exploits and service misconfigurations.
  • Linux: Linux privileges, commands, and vulnerability exploitation.
  • Advanced query methodologies using Google Dorks and other search engines to locate exposed credentials, administrative panels, and sensitive disclosures.
  • Methodologies and setups for testing human vectors, featuring tools like GoPhish, evilgophish, and King Phisher.
  • Open-source intelligence research links and techniques, alongside stealthy exfiltration methodologies (DNS Exfiltration, Egress-Assess).
  • Catalog of the OWASP Top 10 web vulnerabilities alongside quick cheatsheets for essential command-line tools like curl.