EXCLUSIVE D21 TECHNOLOGICAL INNOVATION: Multilingual Intelligent Support (Embedded AI Agent) to personalize your learning and turn theoretical knowledge into real-world projects.
Choose Your Language: Portuguese · English · Spanish · French · German · Italian · Arabic · Chinese · Hindi · Japanese · Korean · Turkish · Russian
Imagine acquiring a technical book and, along with it, unlocking access to an Intelligent Virtual Tutor, available 24/7, ready to personalize your learning journey and assist you in developing real-world projects…
…Welcome to the Revolution of Personalized Technical Learning with AI-Assisted Support.
Published in six languages and read in over 32 countries, this acclaimed title now reaches a new level of technical, editorial, and interactive excellence.
More than a guide — this is the new generation of technical books: a SMARTBOOK D21, equipped with an intelligent technical tutoring agent, trained on the book's own content and ready to answer, teach, simulate, correct, and enhance your practice in offensive cybersecurity.
What’s New in the 2025 Edition?
More Tools with restructured and more dynamic chapters, including expanded commands and practical examples
Official Integration of Mr. Kali, a multilingual AI tutor with tiered support (from beginner to advanced)
Optimized hands-on experience, now with active 24/7 browser-based tutoring
Intelligent AI Tutoring Features with Mr. Kali:
Level-Based Learning: automatic adaptation to your technical proficiency
Real Lab Support: guidance with testing, execution, and command analysis
Instant Answers: resolve doubts and validate actions quickly
Active Interaction: thematic menu, exercises, quizzes, and command simulations
Instant Access: via direct link or QR code, in 7 languages and on any device
What Makes This Book Unique?
Advanced technical content with real-world practical application
Clear, progressive structure focused on technical reader autonomy
Real case studies, tested commands, and detailed explanations
Personalized AI tutoring trained on the book’s own material
Updated with best practices in AI-assisted technical education
You may be about to acquire the most complete cybersecurity book in the world.
Get your copy. Access Mr. Kali. Experience the Future of Technical Learning.
SMARTBOOKS D21
A book. An agent. A new way to learn.
TAGS:
Python Java Linux Kali HTML ASP.NET Ada Assembly BASIC Borland Delphi C C# C++ CSS Cobol Compilers DHTML Fortran General JavaScript LISP PHP Pascal Perl Prolog RPG Ruby SQL Swift UML Elixir Haskell VBScript Visual Basic XHTML XML XSL Django Flask Ruby on Rails Angular React Vue.js Node.js Laravel Spring Hibernate .NET Core Express.js TensorFlow PyTorch Jupyter Notebook Keras Bootstrap Foundation jQuery SASS LESS Scala Groovy MATLAB R Objective-C Rust Go Kotlin TypeScript Dart SwiftUI Xamarin keras Nmap Metasploit Wireshark Aircrack-ng John the Ripper Burp Suite SQLmap Hydra Maltego Autopsy React Native NumPy Pandas SciPy Matplotlib Seaborn D3.js OpenCV NLTK PySpark BeautifulSoup Scikit-learn XGBoost CatBoost LightGBM FastAPI Redis RabbitMQ Kubernetes Docker Jenkins Terraform Ansible Vagrant GitHub GitLab CircleCI Regression Logistic Regression Decision Trees Random Forests chatgpt grok AI ML K-Means Clustering Support Vector Machines Gradient Boosting Neural Networks LSTMs CNNs GANs ANDROID IOS MACOS WINDOWS Nmap Metasploit Framework Wireshark Aircrack-ng John the Ripper Burp Suite SQLmap Maltego Autopsy Volatility IDA Pro OllyDbg YARA Snort ClamAV Netcat Tcpdump Foremost Cuckoo Sandbox Fierce HTTrack Kismet Hydra Nikto OpenVAS Nessus ZAP Radare2 Binwalk GDB OWASP Amass Dnsenum Dirbuster Wpscan Responder Setoolkit Searchsploit Recon-ng BeEF AWS Google Cloud IBM Azure Databricks Nvidia Meta Power BI IoT CI/CD Hadoop Spark Dask SQLAlchemy Web Scraping MySQL Big Data Science OpenAI ChatGPT Handler RunOnUiThread() Qiskit Q# Cassandra Bigtable VIRUS MALWARE Information Pen Test Cybersecurity Linux Distributions Ethical Hacking Vulnerability Analysis System Exploration Wireless Attacks Web Application Security Malware Analysis Social Engineering Social Engineering Toolkit SET Computer Science IT Professionals Careers Expertise Library Training Operating Systems Security Testing Penetration Test Cycle Mobile Techniques Industry Global Trends Tools Framework Network Security Courses Tutorials Challenges Landscape Cloud Threats Compliance Research Technology Flutter Ionic Web Views Capacitor APIs REST GraphQL Firebase Redux Provider Bitrise Actions Material Design Cupertino Fastlane Appium Selenium Jest Visual Studio AR VR sql deepseek mysql startup digital marketing
Technical Author and Independent Researcher
ORCID: https://orcid.org/0009-0006-
StudioD21 Smart Tech Content & Intell Frameworks
Email: [email protected]
LinkedIn: linkedin.com/in/diegoxpertai
International technical author (tech writer) focusing on structured production of applied knowledge. He is the founder of StudioD21 Smart Tech Content & Intell Frameworks, where he leads the creation of intelligent frameworks and the publication of conventional technical books and those supported by artificial intelligence, such as the Kali Linux Extreme series, SMARTBOOKS D21, among others.
Holder of 42 international certifications issued by institutions such as IBM, Google, Microsoft, AWS, Cisco, META, Ec-Council, Palo Alto and Boston University, he works in the fields of Artificial Intelligence, Machine Learning, Data Science, Big Data, Blockchain, Connectivity Technologies, Ethical Hacking and Threat Intelligence.
Since 2003, he has developed more than 200 technical projects for brands in Brazil, USA and Mexico. In 2024, he established himself as one of the greatest authors of technical books of the new generation, with more than 180 titles published in six languages. Its work is based on its own applied technical writing protocol TECHWRITE 2.1, aimed at scalability, conceptual precision and practical applicability in professional environments.