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大多數位置系統仍然依賴信標、Wi-Fi 和錨點的信號,但這些信號可能被偽造或模擬,導致錯誤的在場感。核心問題很簡單:信號不等於事實。在場證明通過將信任從原始信號轉移到可驗證的事件來解決這個問題。驗證層確保事件被驗證而非盲目接受,零知識證明提供加密驗證而非僅依賴信號,法定簽名消除對單一信任點的依賴,而空隙器則防止重放攻擊。因此,即使基礎設施受到破壞,也無法自行產生有效的事件。在場證明將在場轉化為可驗證的真實,而非僅僅依據信號假設。#stonfi #web3 #cryptonews