The United States Office of Foreign Assets Control (OFAC) has added an Ethereum wallet linked to a Mexican national, Mario Alberto Jimenez Castro, to its list of Specially Designated Nationals. The wallet is allegedly tied to an international crime syndicate involved in illicit fentanyl sales in the US. Jimenez Castro is accused of running a money laundering organization that transfers proceeds from fentanyl sales to Sinaloa Cartel leaders in Mexico. The US Treasury aims to target criminal enterprises involved in drug trafficking and ensure international security.

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