Gabi has spent around 10 years leading teams as a Navy Officer and the last three years as a SOC Leader. As a submarine officer, he faces challenges with critical thinking. Gabi has led the Spanish Blue Team in several NATO attack-defense exercises and defended the fort thinking like an attacker, thanks to his purple formation. He is a cybersecurity expert, pentester, writer, teacher and his formation as cryptologist made him interested in blockchain and its technology, developing a master's thesis on a blockchain use case. OSCP, OSWP, GAWN, CRTP, SANS SEC554 co-author and co-teacher.