Broadcast-Optimal Four-Round MPC in the Plain Model

ePrint Report: Broadcast-Optimal Four-Round MPC in the Plain Model

Michele Ciampi, Ivan Damgård, Divya Ravi, Luisa Siniscalchi, Yu Xia, Sophia Yakoubov

Motivated by the fact that broadcast is an expensive, but useful, resource for the realization of multi-party computation protocols (MPC), Cohen, Garay, and Zikas (Eurocrypt 2020), and subsequently Damgård, Magri, Ravi, Siniscalchi and Yakoubov (Crypto 2021), and, Damgård, Ravi, Siniscalchi and Yakoubov (Eurocrypt 2023), focused on ??-?????? ????????? ??????? ???. In particular, the authors focus on two-round MPC protocols …

broadcast computation eprint report eurocrypt fact mpc party protocols report resource