Vassilis Zikas

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42 publications in security and cryptology related venues
Year
Venue
Title
2025
conf/ctrsa
Universal Adaptor Signatures from Blackbox Multi-party Computation.
Michele Ciampi Xiangyu Liu Ioannis Tzannetos Vassilis Zikas
2025
conf/uss
General-Purpose f-DP Estimation and Auditing in a Black-Box Setting.
Önder Askin Holger Dette Martin Dunsche Tim Kutta Yun Lu Yu Wei Vassilis Zikas
2024
journals/joc
Bitcoin as a Transaction Ledger: A Composable Treatment.
Christian Badertscher Ueli Maurer Daniel Tschudi Vassilis Zikas
2024
conf/sp
Eureka: A General Framework for Black-box Differential Privacy Estimators.
Yun Lu Malik Magdon-Ismail Yu Wei Vassilis Zikas
2024
conf/asiacrypt
Adaptor Signatures: New Security Definition and a Generic Construction for NP Relations.
Xiangyu Liu Ioannis Tzannetos Vassilis Zikas
2024
conf/tcc
Adaptive Security, Erasures, and Network Assumptions in Communication-Local MPC.
Nishanth Chandran Juan A. Garay Ankit Kumar Misra Rafail Ostrovsky Vassilis Zikas
2024
conf/tcc
General Adversary Structures in Byzantine Agreement and Multi-party Computation with Active and Omission Corruption.
Konstantinos Brazitikos Vassilis Zikas
2024
conf/tcc
Information-Theoretic Multi-server Private Information Retrieval with Client Preprocessing.
Jaspal Singh Yu Wei Vassilis Zikas
2023
conf/ccs
COMBINE: COMpilation and Backend-INdependent vEctorization for Multi-Party Computation.
Benjamin Levy Muhammad Ishaq Benjamin Sherman Lindsey Kennard Ana L. Milanova Vassilis Zikas
2023
conf/crypto
Completeness Theorems for Adaptively Secure Broadcast.
Ran Cohen Juan A. Garay Vassilis Zikas
2023
conf/tcc
Concurrent Asynchronous Byzantine Agreement in Expected-Constant Rounds, Revisited.
Ran Cohen Pouyan Forghani Juan A. Garay Rutvik Patel Vassilis Zikas
2022
conf/eurocrypt
Round-Optimal and Communication-Efficient Multiparty Computation.
Michele Ciampi Rafail Ostrovsky Hendrik Waldner Vassilis Zikas
2021
journals/joc
Round-Preserving Parallel Composition of Probabilistic-Termination Cryptographic Protocols.
Ran Cohen Sandro Coretti Juan A. Garay Vassilis Zikas
2021
conf/crypto
A Rational Protocol Treatment of 51% Attacks.
Christian Badertscher Yun Lu Vassilis Zikas
2021
conf/eurocrypt
Dynamic Ad Hoc Clock Synchronization.
Christian Badertscher Peter Gazi Aggelos Kiayias Alexander Russell Vassilis Zikas
2021
conf/tcc
On the (Ir)Replaceability of Global Setups, or How (Not) to Use a Global Ledger.
Christian Badertscher Julia Hesse Vassilis Zikas
2020
conf/acns
Timed Signatures and Zero-Knowledge Proofs - Timestamping in the Blockchain Era -.
Aydin Abadi Michele Ciampi Aggelos Kiayias Vassilis Zikas
2020
conf/eurocrypt
Resource-Restricted Cryptography: Revisiting MPC Bounds in the Proof-of-Work Era.
Juan A. Garay Aggelos Kiayias Rafail M. Ostrovsky Giorgos Panagiotakos Vassilis Zikas
2020
conf/eurocrypt
Broadcast-Optimal Two-Round MPC.
Ran Cohen Juan A. Garay Vassilis Zikas
2020
conf/tcc
Universal Composition with Global Subroutines: Capturing Global Setup Within Plain UC.
Christian Badertscher Ran Canetti Julia Hesse Björn Tackmann Vassilis Zikas
2019
journals/joc
Probabilistic Termination and Composability of Cryptographic Protocols.
Ran Cohen Sandro Coretti Juan A. Garay Vassilis Zikas
2019
conf/ccs
Efficient MPC via Program Analysis: A Framework for Efficient Optimal Mixing.
Muhammad Ishaq Ana L. Milanova Vassilis Zikas
2019
conf/sp
Ouroboros Crypsinous: Privacy-Preserving Proof-of-Stake.
Thomas Kerber Aggelos Kiayias Markulf Kohlweiss Vassilis Zikas
2018
conf/ccs
Cryptographically Secure Detection of Injection Attacks.
Yun Lu Konstantinos Mitropoulos Rafail Ostrovsky Avraham Weinstock Vassilis Zikas
2018
conf/ccs
Ouroboros Genesis: Composable Proof-of-Stake Blockchains with Dynamic Availability.
Christian Badertscher Peter Gazi Aggelos Kiayias Alexander Russell Vassilis Zikas
2018
conf/eurocrypt
But Why Does It Work? A Rational Protocol Design Treatment of Bitcoin.
Christian Badertscher Juan A. Garay Ueli Maurer Daniel Tschudi Vassilis Zikas
2017
conf/crypto
Bitcoin as a Transaction Ledger: A Composable Treatment.
Christian Badertscher Ueli Maurer Daniel Tschudi Vassilis Zikas
2017
conf/crypto
The Price of Low Communication in Secure Multi-party Computation.
Juan A. Garay Yuval Ishai Rafail Ostrovsky Vassilis Zikas
2016
conf/crypto
Probabilistic Termination and Composability of Cryptographic Protocols.
Ran Cohen Sandro Coretti Juan A. Garay Vassilis Zikas
2016
conf/crypto
Network-Hiding Communication and Applications to Multi-party Protocols.
Martin Hirt Ueli Maurer Daniel Tschudi Vassilis Zikas
2016
conf/eurocrypt
Fair and Robust Multi-party Computation Using a Global Transaction Ledger.
Aggelos Kiayias Hong-Sheng Zhou Vassilis Zikas
2016
conf/asiacrypt
Constant-Round Asynchronous Multi-Party Computation Based on One-Way Functions.
Sandro Coretti Juan A. Garay Martin Hirt Vassilis Zikas
2015
conf/crypto
Incoercible Multi-party Computation and Universally Composable Receipt-Free Voting.
Joël Alwen Rafail Ostrovsky Hong-Sheng Zhou Vassilis Zikas
2014
conf/crypto
Efficient Three-Party Computation from Cut-and-Choose.
Seung Geol Choi Jonathan Katz Alex J. Malozemoff Vassilis Zikas
2014
conf/crypto
Secure Multi-Party Computation with Identifiable Abort.
Yuval Ishai Rafail Ostrovsky Vassilis Zikas
2013
conf/tcc
Universally Composable Synchronous Computation.
Jonathan Katz Ueli Maurer Björn Tackmann Vassilis Zikas
2013
conf/tcc
Feasibility and Completeness of Cryptographic Tasks in the Quantum World.
Serge Fehr Jonathan Katz Fang Song Hong-Sheng Zhou Vassilis Zikas
2012
conf/crypto
Collusion-Preserving Computation.
Joël Alwen Jonathan Katz Ueli Maurer Vassilis Zikas
2010
conf/eurocrypt
Adaptively Secure Broadcast.
Martin Hirt Vassilis Zikas
2009
conf/tcc
Realistic Failures in Secure Multi-party Computation.
Vassilis Zikas Sarah Hauser Ueli M. Maurer
2008
conf/asiacrypt
MPC vs. SFE : Unconditional and Computational Security.
Martin Hirt Ueli M. Maurer Vassilis Zikas
2008
conf/tcc
MPC vs. SFE: Perfect Security in a Unified Corruption Model.
Zuzana Beerliová-Trubíniová Matthias Fitzi Martin Hirt Ueli M. Maurer Vassilis Zikas

Coauthors

Aggelos Kiayias (6)
Alex J. Malozemoff (1)
Alexander Russell (2)
Ana L. Milanova (2)
Ankit Kumar Misra (1)
Avraham Weinstock (1)
Aydin Abadi (1)
Benjamin Levy (1)
Benjamin Sherman (1)
Björn Tackmann (2)
Christian Badertscher (8)
Daniel Tschudi (4)
Fang Song (1)
Giorgos Panagiotakos (1)
Hendrik Waldner (1)
Holger Dette (1)
Hong-Sheng Zhou (3)
Ioannis Tzannetos (2)
Jaspal Singh (1)
Joël Alwen (2)
Jonathan Katz (4)
Juan A. Garay (11)
Julia Hesse (2)
Konstantinos Brazitikos (1)
Konstantinos Mitropoulos (1)
Lindsey Kennard (1)
Malik Magdon-Ismail (1)
Markulf Kohlweiss (1)
Martin Dunsche (1)
Martin Hirt (5)
Matthias Fitzi (1)
Michele Ciampi (3)
Muhammad Ishaq (2)
Nishanth Chandran (1)
Önder Askin (1)
Peter Gazi (2)
Pouyan Forghani (1)
Rafail M. Ostrovsky (1)
Rafail Ostrovsky (6)
Ran Canetti (1)
Ran Cohen (6)
Rutvik Patel (1)
Sandro Coretti (4)
Sarah Hauser (1)
Serge Fehr (1)
Seung Geol Choi (1)
Thomas Kerber (1)
Tim Kutta (1)
Ueli M. Maurer (3)
Ueli Maurer (6)
Vassilis Zikas (42)
Xiangyu Liu (2)
Yu Wei (3)
Yun Lu (4)
Yuval Ishai (2)
Zuzana Beerliová-Trubíniová (1)
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