Tag Archives: mining

Bitcoin 有單一團體超過 50% 計算能力了...

Bitcoin 的安全性是利用「當整個社群夠大時,不會有單一團體擁有超過 50% 的計算能力」的假設上發展演算法及防護機制:(參考「Weaknesses - Bitcoin」) An attacker that controls more than 50% of the network's computing power can, for the time that he is in control, exclude and modify the ordering of transactions. This allows him to: Reverse transactions … Continue reading

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