Trillions of dollars in notional value are controlled by hedge funds and private equity firms, many of which have no cybersecurity protection to speak of. The calamitous, widespread SolarWinds attacks was a wakeup call: Another attack of that ilk could lead to the next 2008-esque financial meltdown. Agio CEO Bart McDonough says AI-enabled service platform could maybe, just maybe, help avert it.