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07/11/2022
MPC for Tech Giants (GMPC): Enabling Gulliver and the Lilliputians to Cooperate Amicably
In this work, we introduce the Gulliver multi-party computation model (G...
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05/03/2021
From Fairness to Full Security in Multiparty Computation
In the setting of secure multiparty computation (MPC), a set of mutually...
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05/03/2021
On the Complexity of Fair Coin Flipping
A two-party coin-flipping protocol is ϵ-fair if no efficient adversary c...
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05/03/2021
Computational Two-Party Correlation: A Dichotomy for Key-Agreement Protocols
Let π be an efficient two-party protocol that given security parameter κ...
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05/03/2021
Tighter Bounds on Multi-Party Coin Flipping via Augmented Weak Martingales and Differentially Private Sampling
In his seminal work, Cleve [STOC '86] has proved that any r-round coin-f...
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05/03/2021