Sergio Caltagirone

Sergio Caltagirone is a Professor of the Practice at the Jimmy and Rosalynn Carter School of Public Policy, George Washington University. His research and professional contributions focus on cybersecurity, cyber threat intelligence, and national security strategies. He has held critical roles in creating cyber organizations for the NSA, Microsoft, and other entities, and served as the first international cyber liaison.

His expertise spans cyber defense, threat attribution, policy formulation, and industrial control systems. Notable awards include the National Security Agency Adjunct Faculty of the Year. He co-edits the Journal of Incident Response and Threat Intelligence and frequently advises governments and Fortune 100 companies on cybersecurity issues.

Key publications include the Diamond Model of Intrusion Analysis (2013), foundational to threat intelligence frameworks, and works on active defense strategies and cybersecurity education (e.g., RADICL lab). His research integrates technical and policy dimensions of cybersecurity, emphasizing real-world applications and global collaboration.

He teaches courses like Cyber Sec Practicum and Cyber Threats, bridging academic theory with operational practice. His advisory work and speaking engagements highlight his role as a thought leader in cybersecurity policy and defense mechanisms.