Michele Ciampi

According to our database, Michele Ciampi authored at least 46 papers between 2016 and 2026.

Collaborative distances:

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2026

Round and Computational Efficiency of Multi-party Protocols

Michele Ciampi, Luisa Siniscalchi

Information Security and Cryptography, Springer, ISBN: 978-3-031-92373-9, 2026

2025

PrivaDE: Privacy-preserving Data Evaluation for Blockchain-based Data Marketplaces.

Wan Ki Wong, Sahel Torkamani, Michele Ciampi, Rik Sarkar

CoRR, October, 2025

Broadcast-Optimal Secure Computation From Black-Box Oblivious Transfer.

Michele Ciampi, Divya Ravi, Luisa Siniscalchi, Yu Xia

IACR Cryptol. ePrint Arch., 2025

Robust Non-Interactive Zero-Knowledge Combiners.

Michele Ciampi, Lorenzo Magliocco, Daniele Venturi, Yu Xia

IACR Cryptol. ePrint Arch., 2025

Universally Composable Transaction Order Fairness: Refined Definitions and Adaptive Security.

Michele Ciampi, Aggelos Kiayias, Yu Shen

IACR Cryptol. ePrint Arch., 2025

Cross-chain Lightning Trades: Getting the Advantages of a Custodial Exchange while Keeping Your Assets.

Michele Ciampi, Muhammad Ishaq, Rafail Ostrovsky, Ioannis Tzannetos, Vassilis Zikas

IACR Cryptol. ePrint Arch., 2025

Information-Theoretic Broadcast-Optimal MPC.

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

IACR Cryptol. ePrint Arch., 2025

Round-Optimal Black-Box Multiparty Computation from Polynomial-Time Assumptions.

Michele Ciampi, Rafail Ostrovsky, Luisa Siniscalchi, Hendrik Waldner

Proceedings of the Advances in Cryptology - EUROCRYPT 2025, 2025

Black-Box Constant-Round Secure 2PC with Succinct Communication.

Michele Ciampi, Ankit Kumar Misra, Rafail Ostrovsky, Akash Shah

Proceedings of the Advances in Cryptology - EUROCRYPT 2025, 2025

Universal Adaptor Signatures from Blackbox Multi-party Computation.

Michele Ciampi, Xiangyu Liu, Ioannis Tzannetos, Vassilis Zikas

Proceedings of the Topics in Cryptology - CT-RSA 2025, 2025

Universally Composable SNARKs with Transparent Setup without Programmable Random Oracle.

Christian Badertscher, Matteo Campanelli, Michele Ciampi, Luigi Russo, Luisa Siniscalchi

Proceedings of the Advances in Cryptology - CRYPTO 2025, 2025

Two-Tier Black-Box Blockchains and Application to Instant Layer-1 Payments.

Michele Ciampi, Yun Lu, Rafail Ostrovsky, Vassilis Zikas

Proceedings of the 7th Conference on Advances in Financial Technologies, 2025

Delayed-Input Multi-party Computation.

Michele Ciampi, Jure Sternad, Yu Xia

Proceedings of the Applied Cryptography and Network Security, 2025

2024

Universal Composable Transaction Serialization with Order Fairness.

Michele Ciampi, Aggelos Kiayias, Yu Shen

Proceedings of the Advances in Cryptology - CRYPTO 2024, 2024

Black-Box (and Fast) Non-malleable Zero Knowledge.

Vincenzo Botta, Michele Ciampi, Emmanuela Orsini, Luisa Siniscalchi, Ivan Visconti

Proceedings of the Advances in Cryptology - CRYPTO 2024, 2024

2023

Broadcast-Optimal Four-Round MPC in the Plain Model.

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

Proceedings of the Theory of Cryptography - 21st International Conference, 2023

Agile Cryptography: A Universally Composable Approach.

Christian Badertscher, Michele Ciampi, Aggelos Kiayias

Proceedings of the Theory of Cryptography - 21st International Conference, 2023

List Oblivious Transfer and Applications to Round-Optimal Black-Box Multiparty Coin Tossing.

Michele Ciampi, Rafail Ostrovsky, Luisa Siniscalchi, Hendrik Waldner

Proceedings of the Advances in Cryptology - CRYPTO 2023, 2023

Multi-Theorem Fiat-Shamir Transform from Correlation-Intractable Hash Functions.

Michele Ciampi, Yu Xia

Proceedings of the Applied Cryptography and Network Security, 2023

2022

Four-Round Black-Box Non-Malleable Commitments from One-Way Permutations.

Michele Ciampi, Emmanuela Orsini, Luisa Siniscalchi

IACR Cryptol. ePrint Arch., 2022

Agile Cryptography: A Composable Approach.

Christian Badertscher, Michele Ciampi, Aggelos Kiayias

IACR Cryptol. ePrint Arch., 2022

Four-Round Black-Box Non-malleable Schemes from One-Way Permutations.

Michele Ciampi, Emmanuela Orsini, Luisa Siniscalchi

Proceedings of the Theory of Cryptography - 20th International Conference, 2022

Round-Optimal Multi-party Computation with Identifiable Abort.

Michele Ciampi, Divya Ravi, Luisa Siniscalchi, Hendrik Waldner

Proceedings of the Advances in Cryptology - EUROCRYPT 2022 - 41st Annual International Conference on the Theory and Applications of Cryptographic Techniques, Trondheim, Norway, May 30, 2022

Round-Optimal and Communication-Efficient Multiparty Computation.

Michele Ciampi, Rafail Ostrovsky, Hendrik Waldner, Vassilis Zikas

Proceedings of the Advances in Cryptology - EUROCRYPT 2022 - 41st Annual International Conference on the Theory and Applications of Cryptographic Techniques, Trondheim, Norway, May 30, 2022

Collusion-Preserving Computation without a Mediator.

Michele Ciampi, Yun Lu, Vassilis Zikas

Proceedings of the 35th IEEE Computer Security Foundations Symposium, 2022

FairMM: A Fast and Frontrunning-Resistant Crypto Market-Maker.

Michele Ciampi, Muhammad Ishaq, Malik Magdon-Ismail, Rafail Ostrovsky, Vassilis Zikas

Proceedings of the Cyber Security, Cryptology, and Machine Learning, 2022

Etherless Ethereum Tokens: Simulating Native Tokens in Ethereum.

John Andrews, Michele Ciampi, Vassilis Zikas

Proceedings of the Cyber Security, Cryptology, and Machine Learning, 2022

Efficient NIZK Arguments with Straight-Line Simulation and Extraction.

Michele Ciampi, Ivan Visconti

Proceedings of the Cryptology and Network Security - 21st International Conference, 2022

2021

Oblivious Transfer from Trapdoor Permutations in Minimal Rounds.

Arka Rai Choudhuri, Michele Ciampi, Vipul Goyal, Abhishek Jain, Rafail Ostrovsky

Proceedings of the Theory of Cryptography - 19th International Conference, 2021

Multi-Client Functional Encryption for Separable Functions.

Michele Ciampi, Luisa Siniscalchi, Hendrik Waldner

Proceedings of the Public-Key Cryptography - PKC 2021, 2021

Threshold Garbled Circuits and Ad Hoc Secure Computation.

Michele Ciampi, Vipul Goyal, Rafail Ostrovsky

Proceedings of the Advances in Cryptology - EUROCRYPT 2021, 2021

2020

Secure Quantum Two-Party Computation: Impossibility and Constructions.

Michele Ciampi, Alexandru Cojocaru, Elham Kashefi, Atul Mantri

IACR Cryptol. ePrint Arch., 2020

Round Optimal Secure Multiparty Computation from Minimal Assumptions.

Arka Rai Choudhuri, Michele Ciampi, Vipul Goyal, Abhishek Jain, Rafail Ostrovsky

Proceedings of the Theory of Cryptography - 18th International Conference, 2020

On Adaptive Security of Delayed-Input Sigma Protocols and Fiat-Shamir NIZKs.

Michele Ciampi, Roberto Parisella, Daniele Venturi

Proceedings of the Security and Cryptography for Networks - 12th International Conference, 2020

Updatable Blockchains.

Michele Ciampi, Nikos Karayannidis, Aggelos Kiayias, Dionysis Zindros

Proceedings of the Computer Security - ESORICS 2020, 2020

Timed Signatures and Zero-Knowledge Proofs - Timestamping in the Blockchain Era -.

Aydin Abadi, Michele Ciampi, Aggelos Kiayias, Vassilis Zikas

Proceedings of the Applied Cryptography and Network Security, 2020

2019

Four-Round Secure Multiparty Computation from General Assumptions.

Michele Ciampi, Rafail Ostrovsky

IACR Cryptol. ePrint Arch., 2019

2018

Combining Private Set-Intersection with Secure Two-Party Computation.

Michele Ciampi, Claudio Orlandi

Proceedings of the Security and Cryptography for Networks - 11th International Conference, 2018

2017

Delayed-Input Non-Malleable Zero Knowledge and Multi-Party Coin Tossing in Four Rounds.

Michele Ciampi, Rafail Ostrovsky, Luisa Siniscalchi, Ivan Visconti

Proceedings of the Theory of Cryptography - 15th International Conference, 2017

Round-Optimal Secure Two-Party Computation from Trapdoor Permutations.

Michele Ciampi, Rafail Ostrovsky, Luisa Siniscalchi, Ivan Visconti

Proceedings of the Theory of Cryptography - 15th International Conference, 2017

Four-Round Concurrent Non-Malleable Commitments from One-Way Functions.

Michele Ciampi, Rafail Ostrovsky, Luisa Siniscalchi, Ivan Visconti

Proceedings of the Advances in Cryptology - CRYPTO 2017, 2017

2016

On Round-Efficient Non-Malleable Protocols.

Michele Ciampi, Rafail Ostrovsky, Luisa Siniscalchi, Ivan Visconti

IACR Cryptol. ePrint Arch., 2016

A Transform for NIZK Almost as Efficient and General as the Fiat-Shamir Transform Without Programmable Random Oracles.

Michele Ciampi, Giuseppe Persiano, Luisa Siniscalchi, Ivan Visconti

Proceedings of the Theory of Cryptography - 13th International Conference, 2016

Improved OR-Composition of Sigma-Protocols.

Michele Ciampi, Giuseppe Persiano, Alessandra Scafuro, Luisa Siniscalchi, Ivan Visconti

Proceedings of the Theory of Cryptography - 13th International Conference, 2016

Online/Offline OR Composition of Sigma Protocols.

Michele Ciampi, Giuseppe Persiano, Alessandra Scafuro, Luisa Siniscalchi, Ivan Visconti

Proceedings of the Advances in Cryptology - EUROCRYPT 2016, 2016

Concurrent Non-Malleable Commitments (and More) in 3 Rounds.

Michele Ciampi, Rafail Ostrovsky, Luisa Siniscalchi, Ivan Visconti

Proceedings of the Advances in Cryptology - CRYPTO 2016, 2016