Publications

Manuscripts

  1. Fiat-Shamir Bulletproofs are Non-Malleable (in the Random Oracle Model)
    Chaya Ganesh, Claudio Orlandi, Mahak Pancholi, Akira Takahashi, Daniel Tschudi
    IACR Cryptol. ePrint Arch., :147, 2023.
    PDF Abstract
  2. Enig: Player Replaceable Finality Layers with Optimal Validity
    Simon Holmgaard Kamp, Jesper Buus Nielsen, Søren Eller Thomsen, Daniel Tschudi
    https://eprint.iacr.org/2022/201.pdf, 2022.
    PDF Abstract

Peer-Reviewed Publications

2023

  1. Verifiable proofs for the energy supply chain: small proofs brings you a long way
    Morten Jokumsen, Torben Pryds Pedersen, Martin Schmidt Daugaard, Daniel Tschudi, Mikkel Wienberg Madsen, Thomas Wisbech
    Energy Inform., 6(1) :28, 2023.
    DOI PDF Abstract
  2. Secure Communication in Dynamic Incomplete Networks
    Ivan Damgård, Divya Ravi, Daniel Tschudi, Sophia Yakoubov
    In: 4th Conference on Information-Theoretic Cryptography (ITC 2023) 2023.
    PDF Abstract
  3. Witness-Succinct Universally-Composable SNARKs
    Chaya Ganesh, Yashvanth Kondi, Claudio Orlandi, Mahak Pancholi, Akira Takahashi, Daniel Tschudi
    In: Hazay, C. and Stam, M. (eds.) Advances in Cryptology - EUROCRYPT 2023 - 42nd Annual International Conference on the Theory and Applications of Cryptographic Techniques, Lyon, France, April 23-27, 2023, Proceedings, Part II, pp. 315–346, Springer, 2023.
    DOI PDF Abstract

2022

  1. Fiat-Shamir Bulletproofs are Non-Malleable (in the Algebraic Group Model)
    Chaya Ganesh, Claudio Orlandi, Mahak Pancholi, Akira Takahashi, Daniel Tschudi
    In: Dunkelman, O. and Dziembowski, S. (eds.) Advances in Cryptology - EUROCRYPT 2022 - 41st Annual International Conference on the Theory and Applications of Cryptographic Techniques, Trondheim, Norway, May 30 - June 3, 2022, Proceedings, Part II, pp. 397–426, Springer, 2022.
    DOI PDF Abstract
  2. GearBox: Optimal-size Shard Committees by Leveraging the Safety-Liveness Dichotomy
    Bernardo David, Bernardo Magri, Christian Matt, Jesper Buus Nielsen, Daniel Tschudi
    In: Yin, H., Stavrou, A., Cremers, C., and Shi, E. (eds.) Proceedings of the 2022 ACM SIGSAC Conference on Computer and Communications Security, CCS 2022, Los Angeles, CA, USA, November 7-11, 2022, pp. 683–696, ACM, 2022.
    DOI PDF Abstract

2021

  1. Virtual ASICs: Generalized Proof-of-Stake Mining in Cryptocurrencies
    Chaya Ganesh, Claudio Orlandi, Daniel Tschudi, Aviv Zohar
    In: Garcı́a-Alfaro Joaquı́n, Muñoz-Tapia, J.L., Navarro-Arribas, G., and Soriano, M. (eds.) Data Privacy Management, Cryptocurrencies and Blockchain Technology - ESORICS 2021 International Workshops, DPM 2021 and CBT 2021, Darmstadt, Germany, October 8, 2021, Revised Selected Papers, pp. 173–191, Springer, 2021.
    DOI PDF Abstract
  2. Weight-Based Nakamoto-Style Blockchains
    Simon Holmgaard Kamp, Bernardo Magri, Christian Matt, Jesper Buus Nielsen, Søren Eller Thomsen, Daniel Tschudi
    In: Longa, P. and Ràfols, C. (eds.) Progress in Cryptology - LATINCRYPT 2021 - 7th International Conference on Cryptology and Information Security in Latin America, Bogotá, Colombia, October 6-8, 2021, Proceedings, pp. 299–319, Springer, 2021.
    DOI PDF Abstract
  3. Reparo: Publicly Verifiable Layer to Repair Blockchains
    Sri Aravinda Krishnan Thyagarajan, Adithya Bhat, Bernardo Magri, Daniel Tschudi, Aniket Kate
    In: Borisov, N. and Diaz, C. (eds.) Financial Cryptography and Data Security - 25th International Conference, FC 2021, Virtual Event, March 1-5, 2021, Revised Selected Papers, Part II, pp. 37–56, Springer, 2021.
    DOI PDF Abstract

2020

  1. Robust MPC: Asynchronous Responsiveness yet Synchronous Security
    Chen-Da Liu Zhang, Julian Loss, Ueli Maurer, Tal Moran, Daniel Tschudi
    In: Advances in Cryptology – ASIACRYPT 2020, pp. 92–119, Springer International Publishing, 2020.
    DOI PDF Abstract
  2. Afgjort - A Semi-Synchronous Finality Layer for Blockchains
    Thomas Dinsdale-Young, Bernardo Magri, Christian Matt, Jesper Buus Nielsen, Daniel Tschudi
    In: Security and Cryptography for Networks. SCN 2020, pp. 24–44, Springer International Publishing, 2020.
    DOI PDF Abstract
  3. Topology-Hiding Computation for Networks with Unknown Delays
    Rio LaVigne, Chen-Da Liu Zhang, Ueli Maurer, Tal Moran, Marta Mularczyk, Daniel Tschudi
    In: Public-Key Cryptography - PKC 2020 - 23rd IACR International Conference on Practice and Theory of Public-Key Cryptography, Edinburgh, UK, May 4-7, 2020, Proceedings, Part II, pp. 215–245, Springer, 2020.
    DOI PDF Abstract

2019

  1. Proof-of-Stake Protocols for Privacy-Aware Blockchains
    Chaya Ganesh, Claudio Orlandi, Daniel Tschudi
    In: Advances in Cryptology - EUROCRYPT 2019 - 38th Annual International Conference on the Theory and Applications of Cryptographic Techniques, Darmstadt, Germany, May 19-23, 2019, Proceedings, Part I, pp. 690–719, Springer, 2019.
    DOI PDF Abstract

2018

  1. Topology-Hiding Computation Beyond Semi-Honest Adversaries
    Rio Lavigne, Chen-Da Liu-Zhang, Ueli Maurer, Tal Moran, Marta Mularczyk, Daniel Tschudi
    In: Theory of Cryptography - 16th International Conference, TCC 2018, Panaji, India, November 11-14, 2018, Proceedings, Part II, pp. 3–35, Springer, 2018.
    DOI PDF Abstract
  2. Strong Separations Between Broadcast and Authenticated Channels
    Julian Loss, Ueli Maurer, Daniel Tschudi
    In: 32nd International Symposium on Distributed Computing, DISC 2018, New Orleans, LA, USA, October 15-19, 2018, pp. 36:1–36:17, Schloss Dagstuhl - Leibniz-Zentrum für Informatik, 2018.
    DOI PDF Abstract
  3. Selected Topics in Multi-Party Computation
    Daniel Tschudi
    PhD thesis, ETH Zurich, February 2018.
    Abstract
  4. But Why does it Work? A Rational Protocol Design Treatment of Bitcoin
    Christian Badertscher, Juan Garay, Ueli Maurer, Daniel Tschudi, Vassilis Zikas
    In: Advances in Cryptology - EUROCRYPT 2018 - 37th Annual International Conference on the Theory and Applications of Cryptographic Techniques, Tel Aviv, Israel, April 29 - May 3, 2018 Proceedings, Part II, pp. 34–65 2018.
    DOI PDF Abstract

2017

  1. Bitcoin as a Transaction Ledger: A Composable Treatment
    Christian Badertscher, Ueli Maurer, Daniel Tschudi, Vassilis Zikas
    In: Advances in Cryptology - CRYPTO 2017 - 37th Annual International Cryptology Conference, Santa Barbara, CA, USA, August 20-24, 2017, Proceedings, Part I, pp. 324–356, Springer, 2017.
    DOI PDF Abstract
  2. Witness-hiding proofs of knowledge for cable locks
    Chen-Da Liu Zhang, Ueli Maurer, Martin Raszyk, Daniel Tschudi
    In: 2017 IEEE International Symposium on Information Theory, ISIT 2017, Aachen, Germany, June 25-30, 2017, pp. 953–957, IEEE, 2017.
    DOI PDF Abstract

2016

  1. Network-Hiding Communication and Applications to Multi-party Protocols
    Martin Hirt, Ueli Maurer, Daniel Tschudi, Vassilis Zikas
    In: Advances in Cryptology - CRYPTO 2016 - 36th Annual International Cryptology Conference, Santa Barbara, CA, USA, August 14-18, 2016, Proceedings, Part II, pp. 335–365, Springer, 2016.
    DOI PDF Abstract
  2. Hierarchy of three-party consistency specifications
    Julian Loss, Ueli Maurer, Daniel Tschudi
    In: IEEE International Symposium on Information Theory, ISIT 2016, Barcelona, Spain, July 10-15, 2016, pp. 3048–3052, IEEE, 2016.
    DOI PDF Abstract

2013

  1. Efficient General-Adversary Multi-Party Computation
    Martin Hirt, Daniel Tschudi
    In: Advances in Cryptology - ASIACRYPT 2013 - 19th International Conference on the Theory and Application of Cryptology and Information Security, Bengaluru, India, December 1-5, 2013, Proceedings, Part II, pp. 181–200, Springer, 2013.
    DOI PDF Abstract