Cyber security for beginners

Cybersecurity Zero to Hero

The Complete Beginner's Guide to Digital Security

Want to enter the world of cybersecurity but don't know where to start?

Start here.

Cybersecurity Zero to Hero by ROSXY Publications is a beginner-friendly guide designed to introduce you to the exciting world of digital security, ethical hacking, networking, Linux, Python, and cyber defense.

Whether you're a student, aspiring cybersecurity professional, or simply curious about how digital systems stay secure, this book helps you build your knowledge step by step.

What You Will Learn

• Cybersecurity fundamentals and the CIA Triad

• Computer networks, IP addresses, DNS, and ports

• HTTP, HTTPS, TLS, and Wi-Fi security

• Linux commands, files, permissions, and processes

• Python fundamentals and safe security tasks

• Malware, ransomware, phishing, and social engineering

• Password security, MFA, cryptography, and hashing

• Firewalls, VPNs, and endpoint protection

• Ethical hacking methodology and vulnerability assessment

• Web application security and security tools

• Incident response and digital forensics

• Cloud, mobile, and AI security

• Cybersecurity careers, certifications, and portfolio projects

What Makes This Book Useful?

• 28 beginner-focused chapters

• Practical activities and real-world examples

• Knowledge-check questions

• Glossary of important cybersecurity terms

• Answer key for selected questions

• A 90-day cybersecurity learning roadmap

Who Should Read This Book?

• Complete beginners in cybersecurity

• School and college students

• First-year computer science students

• Aspiring ethical hackers

• Anyone interested in digital safety and cyber defense

No advanced cybersecurity knowledge is required to get started.

Learn the fundamentals, practise responsibly, and develop the mindset needed to protect the digital world.

ROSXY Publications

Learn. Practice. Secure.

Knowledge Today. Security Tomorrow.