Fortifying DeFi: Designing Chainlink Oracle Integrity with Cross-Feed Consensus
This article details how Chainlink's Cross-Feed Consensus leverages multiple independent data sources and oracle nodes within the Decentralized Oracle Network (DON) to achieve robust data integrity for smart contracts. The core mechanism involves an Offchain Reporting (OCR) protocol to agree on a median value before on-chain submission, effectively mitigating single points of failure and manipulation risk.