Cybersecurity has become one of the most sought-after skills in 2026. With the proliferation of cyberattacks and the rapid digitalization of our activities, knowing how to protect systems — or identify their vulnerabilities to better defend them — is a critical skill in the job market. Python has established itself as the reference language for information security professionals: its readability, rich set of specialized libraries, and versatility make it the ideal tool for pentesting, vulnerability analysis, and data protection. Whether you are a developer looking to move into security, an IT professional curious about real threats, or an ethical hacking enthusiast, these five ebooks will open the doors to practical cybersecurity for you.
1. DARK PYTHON: Create Your Own Ethical Hacking Tools
This guide has become essential in the French-speaking information security community. It walks you step by step through creating offensive tools in Python: port scanners, network sniffers, vulnerability analysis tools, and demonstration scripts. Each program is explained line by line, with the legal and ethical context needed to use them legally in a professional or educational setting. The second edition incorporates Python 3 developments and the modern techniques used by enterprise pentesters. A read that perfectly combines theory and practice — understanding how attacks work is the best way to defend against them. A background in Python is recommended, but no prior security experience is required.
2. Python For Hackers: Master Penetration Testing
Pentesting, or penetration testing, is at the heart of professional cybersecurity: by legally attacking a system, you discover its vulnerabilities before a real attacker does. This practical guide teaches you to create penetration testing tools with Python: automating scans, exploiting common vulnerabilities, gathering intelligence (OSINT), and writing vulnerability reports. The approach is firmly field-oriented, with examples drawn from real security mission scenarios. IT professionals looking to move into offensive security and students preparing for certifications like CEH or OSCP will find resources directly applicable to their daily practice.
3. 7 Malicious Python Programs: Hands-On Cybersecurity for Beginners
Are you new to Python and want to understand the basics of cybersecurity in a practical way? This ebook is for you. By coding seven Python programs inspired by real malware — demonstration viruses, network analyzers, monitoring scripts — you simultaneously learn to program and think like an attacker to better defend your systems. Each program is presented in a strictly educational and legal framework, with detailed explanations of the countermeasures to put in place. It is one of the few books to approach cybersecurity through code from the beginner level, without inaccessible jargon or indigestible theory — just code you write and understand.
4. Privacy Tools in the AI Era: Protect Your Data from New Threats
Cybersecurity is not limited to offensive attacks: protecting your privacy and data is equally fundamental. This guide explores concrete tools to strengthen your digital privacy at a time when artificial intelligence is redefining the threat landscape. VPN, secure DNS, private relay, encrypted communications, AI-driven defenses: each solution is clearly explained with its advantages and limitations. It targets both privacy-conscious individuals and professionals managing sensitive data. Very practical, it compares available solutions, explains how they actually work, and proposes a layered privacy strategy adapted to different risk profiles and budgets.
5. Advanced Python Programming: Language Mastery for Security Experts
Advanced cybersecurity requires a solid mastery of Python that goes beyond the basics. This second edition of a classic covers the advanced patterns essential for developers working on security tools: fine-grained memory management, asynchronous programming, metaprogramming, performance optimization, and security best practices in the code itself. While the four previous books provide operational tools to get you started, this one gives you the deep language understanding to create your own robust and maintainable solutions. For developers looking to advance from intermediate to expert level, it is a reference you will return to throughout your career.
Where to Start Based on Your Level?
If you are completely new to cybersecurity, start with 7 Malicious Python Programs to build basic reflexes by coding directly. Then move on to DARK PYTHON to build more sophisticated tools and understand professional methodologies. Experienced developers will find in Python For Hackers methods directly applicable to pentesting missions. In parallel, Privacy Tools in the AI Era strengthens your defensive posture daily, whether you are an individual or a professional. Finally, Advanced Python Programming is the reference book for building durable, high-performance custom solutions. Cybersecurity evolves every day — there is no better time to start than today.
Explore our complete catalog of Technology ebooks in English for more programming and cybersecurity resources.