Victoria Saporta, BoE executive director for prudential supervision, has said recently that minimum resilience requirements should be required for the tech giants’ (and others’) hosting services, before they may process and store banking data. We strongly support these comments. We have identified this issue as one of a number of new risks arising from modern financial systems architecture, in recent Structured Risk Analyses that we have carried out for financial and retail organisations in North America, Asia-Pac and EMEA.