On Oct. 3, the International Consortium of Investigative Journalists (ICIJ) and its affiliates began publishing stories about the Pandora Papers—a trove of 2.94 terabytes of data comprising some 11.9 million records, reportedly exposing the finances of the world’s wealthy elite. The Pandora Papers follow the ICIJ’s 2016 Panama Papers and 2017 Paradise Papers investigations. The earlier exposes were largely based on leaked data from single firms—the Panamanian law firm Mossack Fonseca in the first instance, and the offshore service provider Appleby in the second case. But this time, the data undergirding the Pandora Papers reportedly comes from 14 major financial service providers across numerous jurisdictions. This has fueled speculation that the data was derived from a sophisticated hacking operation, possibly one with the backing of Western intelligence agencies. “The idea that there are 14 trust companies around the world whose data was simultaneously handed over to the ICIJ or members …