Circle Freezes $12.6M USDC Tokens Amid Overnight Finance Lawsuit

A recent incident involving the freezing of $12.6M worth of USDC tokens in a smart contract operated by Zama has sparked concerns about Circle's wallet blacklisting practices.

According to reports, the freeze was implemented following a federal court directive related to a class-action lawsuit against Overnight Finance's founder, Maxim Ermilov, who is accused of misappropriating funds from treasury wallets.

The smart contract in question contained mixed user deposits, and due to Circle's blacklisting methodology, the entire pool was locked, affecting innocent Zama protocol users. This has led to questions about the centralised architecture of the underlying asset and the need for a more nuanced approach to wallet freezing.