Definition ∞ Strong agreement refers to a high degree of consensus among participants in a distributed network regarding the validity of transactions or the state of the ledger. This level of accord ensures the network’s integrity and resistance to manipulation. It is a critical attribute for reliable blockchain operation.
Context ∞ The concept of strong agreement is fundamental to the security and trustworthiness of blockchain protocols. News often discusses advancements in consensus algorithms designed to achieve more robust agreement among network nodes. Debates surrounding proof-of-work versus proof-of-stake mechanisms frequently center on their respective abilities to maintain strong agreement under various attack scenarios.