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cs.GT2023
Majority is Not Required: A Rational Analysis of the Private Double-Spend Attack from a Sub-Majority Adversary
Yanni Georghiades, Rajesh Mishra, Karl Kreder +1
We study the incentives behind double-spend attacks on Nakamoto-style Proof-of-Work cryptocurrencies. In these systems, miners are allowed to choose which transactions to reference…
cs.CR2023
POEM: Proof of Entropy Minima
Karl Kreder, Shreekara Shastry
Nakamoto consensus has been incredibly influential in enabling robust blockchain systems, and one of its components is the so-called heaviest chain rule (HCR). Within this rule, th…