About this ebook
This book is ideal for students, analysts, and cybersecurity professionals who want to master the use of Maltego in OSINT investigations. With a practical technical focus, it presents techniques for collecting, correlating, and visualizing public data in interactive and structured graphs.
• Model graphs with entities such as domains, IPs, and emails
• Apply local transforms and external APIs in real investigations
• Identify social profiles, malicious servers, and active subdomains
• Track spear phishing, digital fraud, and suspicious infrastructure
• Generate technical reports with visual evidence and correlated data
Master Maltego and enhance your investigative capabilities with visual intelligence, analytical precision, and practical applications in OSINT, DFIR, and threat intelligence.
kali linux, maltego, osint, nmap, burpsuite, visual intelligence, cybersecurity students, digital investigation, threat intelligence, spear phishing, transforms, graph analysis, data visualization
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About the author
Diego Rodrigues
Technical Author and Independent Researcher
ORCID: https://orcid.org/0009-0006-
StudioD21 Smart Tech Content & Intell Systems
Email: studiod21portoalegre@gmail.com
LinkedIn: www.linkedin.com/in/
International technical author (tech writer) focused on the structured production of applied knowledge. He is the founder of StudioD21 Smart Tech Content & Intell Systems, where he leads the creation of intelligent frameworks and the publication of didactic technical books 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, the USA, and Mexico. In 2024, he established himself as one of the leading technical book authors of the new generation, with over 180 titles published in six languages. His work is based on his proprietary TECHWRITE 2.3 applied technical writing protocol, focused on scalability, conceptual precision, and practical applicability in professional environments.
