Israel led a 10-day simulation of a sophisticated cyberattack on the world’s financial system to learn how to minimize the potential damage to banks and financial markets. Participants included the US, UK, UAE, Germany, Italy, Switzerland, the IMF, and the World Bank.

https://www.timesofisrael.com/israel-said-to-lead-10-country-simulation-of-major-cyberattack-on-world-markets/