This year has seen the first internationally agreed guidance on cyber security from the BIS: Guidance on Cyber Resilience for FMIs5. Many jurisdictions, particularly within the G20, are implementing these reforms.
I believe that, so far, there has been too little or no discussion at all, of these aspects, which at the end of the day affect the question of a political union of European countries. Here, politicians have to achieve results before banking supervisors can work on designing a European supervisory framework.