Information and Communications Technology resilience and reliability

Speech by Patrick Montagner, Member of the Supervisory Board of the ECB, at the Frankfurt Banking Summit organised by Fitch Ratings and PwC Strategy& Frankfurt am Main, 2 July 2025. It is a privilege to join you today to discuss the need for resilient and reliable information and communications technology (ICT). Let me begin with a simple but crucial question: what happens when a core banking system suddenly fails? Imagine a data centre going offline at 3 o’clock in the morning, or regional floo