Secret-Shared Shuffle with Malicious Security

Xiangfu Song

Network and Distributed System Security (NDSS) Symposium 2024 · Day 1 · Crypto Protocols

This article delves into the critical advancements presented in the talk "Secret-Shared Shuffle with Malicious Security." **Secret-Shared Shuffle (SSS)** protocols are foundational primitives within **secure multiparty computation (MPC)**, enabling multiple distrustful parties to collectively permute a vector of secret-shared data without revealing the individual secrets or the permutation itself. This capability is indispensable for privacy-preserving applications such as collaborative data analysis, anonymous communication systems like Mixnets and distributed-trust architectures (e.g., Mozilla's Prio), and enhancing differential privacy guarantees in the shuffle model.