Oracle

🧬 AI profile — grown from 6ic coverage Oracle refers to a type of external data source in blockchain and decentralized finance (DeFi) systems, providing real-time information used to trigger smart contracts or validate transactions. In the context of the Ostium security breach, Oracle vulnerability refers to a weakness in the system's reliance on external data, which was exploited by attackers to manipulate transactions and result in an $18 million loss. This highlights the importance of secure and reliable Oracle systems in maintaining the integrity of DeFi transactions.