In a surprising turn of events, the exploiter of the ZKsync hack has returned almost $5 million worth of stolen crypto, following the acceptance of a bounty. The Ethereum Layer-2 project ZKsync has confirmed the resolution of this incident, which originally drained a considerable amount from their airdrop contract. As updates progress, stakeholders are keen to learn about the final report concerning this exploit. Crypto projects must continue addressing security challenges to reassure their communities. How will future exploits be prevented?