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Vitalik 提議優化以太坊最終性機制:以 Minimmit 取代 Casper FFG

2026-03-07 09:02:03

ChainCatcher 消息,Vitalik Buterin 在 X 平台發文表示,在以太坊共識機制討論中,正提議將目前的最終性組件 Casper FFG 替換為新的 Minimmit。他認為 Casper FFG 採用兩輪最終性機制(驗證者需兩次簽名完成"證明"和"最終確認"),而 Minimmit 僅需一輪簽名即可完成最終性。

作為權衡,Minimmit 的容錯閾值將從 Casper FFG 的 33% 降至約 17%。儘管容錯比例降低,但 Minimmit 在多種攻擊或客戶端漏洞場景下,能更大概率讓網絡進入"多鏈競爭而非錯誤最終確認"的狀態,這種情況更容易通過社區協調恢復。他認為,相比錯誤區塊被最終確認,短時間內不發生最終性更安全且更具可恢復性,因此認為 Minimmit 在整體安全權衡上可能更優。

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