According to the source, the U.S. Treasury’s Office of Foreign Assets Control announced sanctions on Iranian actors tied to more than $100 million in illicit oil sales facilitated with cryptocurrency, signaling heightened enforcement against crypto-enabled sanctions evasion (source: U.S. Department of the Treasury, Office of Foreign Assets Control). Traders should immediately review the latest OFAC SDN list updates and any newly identified wallet addresses to avoid tainted-flow exposure that could trigger account restrictions or asset blocks on U.S.-linked venues (source: U.S. Department of the Treasury, OFAC Sanctions Compliance Guidance). Historical precedent shows rapid compliance responses such as address blacklisting by stablecoin issuers and exchanges after OFAC designations, implying near-term counterparty and liquidity risk for affected on-chain paths (source: Circle compliance update following OFAC’s Tornado Cash designation; U.S. Department of the Treasury, OFAC). Non-U.S. intermediaries that facilitate significant transactions with designated parties face secondary sanctions risk, increasing off-ramp friction and settlement delays for flows touching Iran-linked networks (source: U.S. Department of the Treasury, OFAC Iran sanctions program guidance).