Hazel Diez

Global Chief Information Security Officer, Cybersecurity and Fraud Prevention, Banco Santander

Hazel is the global Chief Information Security Officer (CISO) of Santander since June 2023, responsible for managing the cybersecurity teams and services throughout the Group. She has more than 20 years of experience in working in multicultural environments, leading different security departments globally. Previously, she was the leader of the global GRC Cyber function, being responsible for cybersecurity governance, risk management and compliance processes and additionally coordinating the CISO activity for Central Services and SOX IT control framework. Prior to joining Santander, she has held various senior cybersecurity roles in first, second and third line of defence in various industries, including the European function for IT and Cyber Risks, as well as global Security Architecture and Design at Aviva, UK's largest insurance company.