An attacker would have to mine for two years to rewrite the Bitcoin blockchain

An attacker would have to mine for two years to rewrite the Bitcoin blockchain

Key facts: This metric helps us to understand the robustness and security of Bitcoin. Reorganization attacks are theoretically possible, but unlikely. If someone wanted to rewrite the transaction history recorded on the Bitcoin blockchain, they would have to mine and accumulate work for 2 years to achieve it. The statistic of how many days it …

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