Ran Cohen

Available identifiers

List of research outcomes

Publication	Date of Publication	Type
Breaking the O(√ n)-Bit Barrier	2024-03-26	Paper
Completeness theorems for adaptively secure broadcast	2024-02-02	Paper
Breaking the \(O(\sqrt{n})\)-bit barrier: Byzantine agreement with polylog bits per party	2023-11-21	Paper
Correction to: ``Topology-hiding communication from minimal assumptions	2023-10-25	Paper
On the power of an honest majority in three-party computation without broadcast	2023-07-26	Paper
Must the communication graph of MPC protocols be an expander?	2023-07-05	Paper
Adaptively secure MPC with sublinear communication complexity	2023-04-13	Paper
On the round complexity of randomized Byzantine agreement	2023-02-03	Paper
Multiparty generation of an RSA modulus	2022-12-07	Paper
Guaranteed output in \(O(\sqrt{n})\) rounds for round-robin sampling protocols	2022-08-30	Paper
On the round complexity of randomized Byzantine agreement	2022-04-04	Paper
Multiparty generation of an RSA modulus	2022-04-04	Paper
Broadcast-optimal two-round MPC	2022-03-23	Paper
Topology-hiding communication from minimal assumptions	2022-03-23	Paper
On the power of an honest majority in three-party computation without broadcast	2022-03-23	Paper
From fairness to full security in multiparty computation	2022-01-06	Paper
Round-preserving parallel composition of probabilistic-termination cryptographic protocols	2021-06-28	Paper
Must the communication graph of MPC protocols be an expander?	2020-06-30	Paper
Round-Preserving Parallel Composition of Probabilistic-Termination Cryptographic Protocols	2020-05-27	Paper
Is information-theoretic topology-hiding computation possible?	2020-04-30	Paper
Adaptively secure MPC with sublinear communication complexity	2020-03-09	Paper
Probabilistic termination and composability of cryptographic protocols	2019-08-13	Paper
From fairness to full security in multiparty computation	2018-10-17	Paper
Characterization of secure multiparty computation without broadcast	2018-05-28	Paper
Fairness versus guaranteed output delivery in secure multiparty computation	2018-02-15	Paper
Probabilistic Termination and Composability of Cryptographic Protocols	2016-11-09	Paper
On Adaptively Secure Multiparty Computation with a Short CRS	2016-10-21	Paper
Asynchronous Secure Multiparty Computation in Constant Time	2016-04-13	Paper
Characterization of Secure Multiparty Computation Without Broadcast	2016-03-23	Paper
Fairness versus Guaranteed Output Delivery in Secure Multiparty Computation	2015-01-06	Paper
Group Law Algorithms for Jacobian Varieties of Curves over Finite Fields	2008-12-10	Paper

Research outcomes over time

Doctoral students

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