Introduction to Ethical Hacking

Techniques, Methodologies, and Active Defense for Beginners

This book is a comprehensive and practical guide designed to introduce readers to the world of ethical hacking and professional penetration testing. It demystifies the figure of the hacker by presenting ethical hacking as an essential, legitimate, and increasingly critical discipline for protecting the digital infrastructures that sustain modern society.

Across its chapters, the book establishes a complete learning path—from the foundational principles of cybersecurity to advanced offensive and defensive strategies. Readers will explore the full pentesting cycle, including reconnaissance, enumeration, exploitation, post-exploitation, and reporting, presented with real-world logic and professional methodology.

The book covers industry-recognized frameworks such as PTES, OSSTMM, OWASP, and the MITRE ATT&CK Matrix, helping readers understand how modern adversaries operate and how ethical hackers can simulate real threats to strengthen an organization’s security posture. It introduces the tools and techniques used by professionals, including Nmap, Metasploit, Burp Suite, BloodHound, and many others, guiding readers through structured exercises and actionable insights.

More than a technical manual, this book emphasizes the ethical, legal, and professional responsibilities that define the role of an ethical hacker. It provides a deep understanding of the mindset, discipline, and analytical thinking required to evaluate systems responsibly, communicate findings effectively, and contribute to continuous cybersecurity improvement.

Clear, practical, and strategically oriented, Introduction to Ethical Hacking is ideal for students, aspiring pentesters, IT professionals, and anyone seeking to develop a strong foundation in offensive security and active defense.