AstraSec, a blockchain security company, identified and reported a critical vulnerability in DeltaPrime, a DeFi protocol, which could have led to a $64 million loss. Thanks to their quick actions and expertise, they not only prevented the potential hack but also were rewarded $65,000 for their work in securing the platform. AstraSec's intervention showcases the importance of vigilant security measures in the volatile world of decentralized finance. Such proactive measures are crucial in maintaining trust and safeguarding assets in the DeFi ecosystem.