Hazel Diez Castaño

Hazel Diez Castaño is a seasoned information security executive with 25 years of global experience and a multidisciplinary background. Prior to Santander, she served as Global CISO at Dufry Group and held senior roles at Deloitte and Aviva spanning the first, second, and third lines of defense, which has equipped her with a holistic understanding of cybersecurity risks. Apart from her technical background, Hazel has consistently earned recognition for her exceptional communication, leadership, and stakeholder management skills.