An Update on Tornado Cash

As many will remember, in August of 2022 the Treasury Department’s Office of Foreign Assets Control (OFAC) placed what it called “Tornado Cash” along with a list of Ethereum digital wallet addresses, on its “Specially Designated Nationals” (SDN) sanctions list. The goal was to prohibit anyone within the United States from “dealing” with the service, including by sending or receiving money to it.

This unclear order prompted Github to take down the code repository and, within a few days, a …