The Federal Bureau of Investigation walked away from a 17-month blockchain investigation with something more consequential than $560,000 in seized cryptocurrency: the identities of thousands of people around the world who tried to funnel money to Hamas through what the group’s operators believed was an untraceable digital network. Seized $560,000 in cryptocurrency and the infrastructure used to solicit it, the Justice Department announced September 1, 2026. That donor intelligence — drawn from the seized communication infrastructure of the Al Qassam Brigades, Hamas’s military wing — will now drive future counterterrorism investigations.

The operation culminated a strategy that…