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From Communications of the ACM

Technical Perspective: The Rewards of Selfish Mining

"Majority Is Not Enough: Bitcoin Mining Is Vulnerable," by Eyal and Sirer, questions the 2009 Bitcoin white paper's implicit assumption of perfect information—that...

Majority Is Not Enough
From Communications of the ACM

Majority Is Not Enough: Bitcoin Mining Is Vulnerable

We propose a practical modification to the Bitcoin protocol that protects Bitcoin in the general case.
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