Definition ∞ Event-driven finality refers to a blockchain’s ability to confirm transactions as irreversible based on specific, verifiable events rather than fixed block times. This approach allows for faster settlement and increased transaction throughput. It means that once a predefined condition or event occurs, the transaction is considered settled and immutable. This mechanism enhances the responsiveness of decentralized applications.
Context ∞ Event-driven finality is a significant area of research for improving blockchain performance, particularly for applications requiring rapid transaction confirmation. Discussions often center on balancing the speed of finality with the security guarantees of the underlying consensus mechanism. Future developments will likely explore more sophisticated event triggers and cryptographic proofs to achieve near-instantaneous and secure transaction finality across various blockchain protocols.
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