Circle Internet Group is facing a class action lawsuit filed in a Massachusetts district court by Joshua McCollum, a Drift Protocol investor, on behalf of over 100 investors. The lawsuit alleges that Circle failed to freeze approximately $230 million in USDC that was stolen during a $280 million exploit of the Drift Protocol on April 1. The attackers transferred the stolen funds from Solana to Ethereum using Circle’s Cross-Chain Transfer Protocol (CCTP) without intervention. The lawsuit claims that Circle's inaction allowed the criminal use of its services, and the firm is accused of negligence and aiding in the conversion of stolen assets. The legal situation highlights the grey area surrounding the accountability of crypto companies that control user funds, as they often cite regulatory constraints for their inaction. Interestingly, Circle had previously frozen USDC wallets in connection with another case, suggesting they had the capacity to act in this instance. The stolen funds were reportedly laundered through the Tornado Cash privacy protocol. While some experts criticize Circle's inaction, others, like ARK Invest's Lorenzo Valente, argue that freezing funds without legal authority could lead to arbitrary decisions.