Stealth co-founder Rafail Ostrovsky (UCLA), in collaboration with Michele Ciampi (University of Edinburgh), Luisa Siniscalchi (Technical University of Denmark), and Hendrik Waldner (Nethermind), published a paper “Round-Optimal Black-Box Multiparty Computation from Polynomial-Time Assumptions” at the 44th annual international conference on the theory and applications of cryptographic techniques (Eurocrypt 2025).