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On the Necessity of a Prescribed Block Validity Consensus: Analyzing Bitcoin Unlimited Mining Protocol
Markov Decision Process Bitcoin game theory
2017/7/19
Bitcoin has not only attracted many users but also been considered as a technical breakthrough by academia. However, the expanding potential of Bitcoin is largely untapped due to its limited throughpu...
On the Necessity of Rewinding in Secure Multiparty Computation
Necessity Secure Multiparty Computation
2008/12/17
We investigate whether security of multiparty computation in the informationtheoretic
setting implies their security under concurrent composition. We show that security
in the stand-alone model prov...