May 13, 2024, 4:42 a.m. |

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ePrint Report: Covert Adaptive Adversary Model: A New Adversary Model for Multiparty Computation

Isheeta Nargis, Anwar Hasan


In covert adversary model, the corrupted parties can behave in any possible way like active adversaries, but any party that attempts to cheat is guaranteed to get caught by the honest parties with a minimum fixed probability. That probability is called the deterrence factor of covert adversary model. Security-wise, covert adversary is stronger than passive adversary and weaker than active adversary. It is …

adversaries adversary can caught cheat computation covert eprint report parties party report

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