Dimitrios Papadopoulos

86 papers A* 21A 2B 4Journal 51Unranked 7
YearRankTypeTitle / Venue / Authors
2026 J jnl
Designated-Verifier Dynamic zk-SNARKs with Applications to Dynamic Proofs of Index.
IACR Cryptol. ePrint Arch.
Weijie Wang, Charalampos Papamanthou, Shravan Srinivasan, Dimitrios Papadopoulos
2026 J jnl
Relaxed Modular PCS from Arbitrary PCS and Applications to SNARKs for Integers.
IACR Cryptol. ePrint Arch.
Alireza Shirzad, Sriram Sridhar, Dimitrios Papadopoulos, Charalampos Papamanthou
2025 A* conf
"Check-Before-you-Solve": Verifiable Time-Lock Puzzles.
SP
Jiajun Xin, Dimitrios Papadopoulos
2025 J jnl
"Check-Before-you-Solve": Verifiable Time-lock Puzzles.
IACR Cryptol. ePrint Arch.
Jiajun Xin, Dimitrios Papadopoulos
2025 J jnl
$\mathsf {AVeCQ}$AVeCQ: Anonymous Verifiable Crowdsourcing With Worker Qualities.
IEEE Trans. Dependable Secur. Comput.
Vlasis Koutsos, Sankarshan Damle, Dimitrios Papadopoulos, Sujit Gujar, Dimitris Chatzopoulos
2025 J jnl
Efficiently Provable Approximations for Non-Polynomial Functions.
IACR Cryptol. ePrint Arch.
Sriram Sridhar, Shravan Srinivasan, Dimitrios Papadopoulos, Charalampos Papamanthou
2025 A* conf
Hobbit: Space-Efficient zkSNARK with Optimal Prover Time.
USENIX Security Symposium
Christodoulos Pappas, Dimitrios Papadopoulos
2025 J jnl
Hobbit: Space-Efficient zkSNARK with Optimal Prover Time.
IACR Cryptol. ePrint Arch.
Christodoulos Pappas, Dimitrios Papadopoulos
2025 A* conf
HydraProofs: Optimally Computing All Proofs in a Vector Commitment (With Applications to Efficient zkSNARKs Over Data from Multiple Users).
SP
Christodoulos Pappas, Dimitrios Papadopoulos, Charalampos Papamanthou
2025 J jnl
HydraProofs: Optimally Computing All Proofs in a Vector Commitment (with applications to efficient zkSNARKs over data from multiple users).
IACR Cryptol. ePrint Arch.
Christodoulos Pappas, Dimitrios Papadopoulos, Charalampos Papamanthou
2025 A* conf
OBLIVIATOR: OBLIVIous Parallel Joins and other OperATORs in Shared Memory Environments.
USENIX Security Symposium
Apostolos Mavrogiannakis, Xian Wang, Ioannis Demertzis, Dimitrios Papadopoulos, Minos N. Garofalakis
2025 J jnl
OBLIVIATOR: Oblivious Parallel Joins and other Operators in Shared Memory Environments.
IACR Cryptol. ePrint Arch.
Apostolos Mavrogiannakis, Xian Wang, Ioannis Demertzis, Dimitrios Papadopoulos, Minos N. Garofalakis
2024 J jnl
AVeCQ: Anonymous Verifiable Crowdsourcing with Worker Qualities.
IACR Cryptol. ePrint Arch.
Vlasis Koutsos, Sankarshan Damle, Dimitrios Papadopoulos, Sujit Gujar, Dimitris Chatzopoulos
2024 B conf
Cross Ledger Transaction Consistency for Financial Auditing.
AFT
Vlasis Koutsos, Xiangan Tian, Dimitrios Papadopoulos, Dimitris Chatzopoulos
2024 J jnl
Cross Ledger Transaction Consistency for Financial Auditing.
IACR Cryptol. ePrint Arch.
Vlasis Koutsos, Xiangan Tian, Dimitrios Papadopoulos, Dimitris Chatzopoulos
2024 A* conf
Distributed & Scalable Oblivious Sorting and Shuffling.
SP
Nicholas Ngai, Ioannis Demertzis, Javad Ghareh Chamani, Dimitrios Papadopoulos
2024 J jnl
Distributed & Scalable Oblivious Sorting and Shuffling.
IACR Cryptol. ePrint Arch.
Nicholas Ngai, Ioannis Demertzis, Javad Ghareh Chamani, Dimitrios Papadopoulos
2024 J jnl
Dynamic zk-SNARKs.
IACR Cryptol. ePrint Arch.
Weijie Wang, Charalampos Papamanthou, Shravan Srinivasan, Dimitrios Papadopoulos
2024 J jnl
GraphOS: Towards Oblivious Graph Processing.
IACR Cryptol. ePrint Arch.
Javad Ghareh Chamani, Ioannis Demertzis, Dimitrios Papadopoulos, Charalampos Papamanthou, Rasool Jalili
2024 A* conf
I/O-Efficient Dynamic Searchable Encryption meets Forward & Backward Privacy.
USENIX Security Symposium
Priyanka Mondal, Javad Ghareh Chamani, Ioannis Demertzis, Dimitrios Papadopoulos
2024 A* conf
Notus: Dynamic Proofs of Liabilities from Zero-knowledge RSA Accumulators.
USENIX Security Symposium
Jiajun Xin, Arman Haghighi, Xiangan Tian, Dimitrios Papadopoulos
2024 J jnl
Notus: Dynamic Proofs of Liabilities from Zero-knowledge RSA Accumulators.
IACR Cryptol. ePrint Arch.
Jiajun Xin, Arman Haghighi, Xiangan Tian, Dimitrios Papadopoulos
2024 A* conf
Sparrow: Space-Efficient zkSNARK for Data-Parallel Circuits and Applications to Zero-Knowledge Decision Trees.
CCS
Christodoulos Pappas, Dimitrios Papadopoulos
2024 J jnl
Sparrow: Space-Efficient zkSNARK for Data-Parallel Circuits and Applications to Zero-Knowledge Decision Trees.
IACR Cryptol. ePrint Arch.
Christodoulos Pappas, Dimitrios Papadopoulos
2024 A* conf
Zero-Knowledge Proofs of Training for Deep Neural Networks.
CCS
Kasra Abbaszadeh, Christodoulos Pappas, Jonathan Katz, Dimitrios Papadopoulos
2024 J jnl
Zero-Knowledge Proofs of Training for Deep Neural Networks.
IACR Cryptol. ePrint Arch.
Kasra Abbaszadeh, Christodoulos Pappas, Dimitrios Papadopoulos, Jonathan Katz
2023 J jnl
AVeCQ: Anonymous Verifiable Crowdsourcing with Worker Qualities.
CoRR
Sankarshan Damle, Vlasis Koutsos, Dimitrios Papadopoulos, Dimitris Chatzopoulos, Sujit Gujar
2023 J jnl
GraphOS: Towards Oblivious Graph Processing.
Proc. VLDB Endow.
Javad Ghareh Chamani, Ioannis Demertzis, Dimitrios Papadopoulos, Charalampos Papamanthou, Rasool Jalili
2023 J jnl
Multi-User Collusion-Resistant Searchable Encryption for Cloud Storage.
IEEE Trans. Cloud Comput.
Yun Wang, Dimitrios Papadopoulos
2023 J jnl
Multi-User Dynamic Searchable Symmetric Encryption With Corrupted Participants.
IEEE Trans. Dependable Secur. Comput.
Javad Ghareh Chamani, Yun Wang, Dimitrios Papadopoulos, Mingyang Zhang, Rasool Jalili
2023 B conf
Publicly Auditable Functional Encryption.
ACNS
Vlasis Koutsos, Dimitrios Papadopoulos
2023 J jnl
Publicly Auditable Functional Encryption.
IACR Cryptol. ePrint Arch.
Vlasis Koutsos, Dimitrios Papadopoulos
2023 — conf
Verifiable Capacity-Bound Functions: A New Primitive from Kolmogorov Complexity - (Revisiting Space-Based Security in the Adaptive Setting).
Public Key Cryptography (2)
Giuseppe Ateniese, Long Chen, Danilo Francati, Dimitrios Papadopoulos, Qiang Tang
2023 J jnl
Verifiable Random Functions (VRFs).
RFC
Sharon Goldberg, Leonid Reyzin, Dimitrios Papadopoulos, Jan Vcelák
2022 J jnl
Agora: A Privacy-Aware Data Marketplace.
IEEE Trans. Dependable Secur. Comput.
Vlasis Koutsos, Dimitrios Papadopoulos, Dimitris Chatzopoulos, Sasu Tarkoma, Pan Hui
2022 A* conf
Demo: VaxPass - A Scalable and Verifiable Platform for COVID-19 Records.
CCS
Xiangan Tian, Vlasis Koutsos, Lijia Wu, Yijian Wu, Dimitrios Papadopoulos
2022 A* conf
Dynamic Searchable Encryption with Optimal Search in the Presence of Deletions.
USENIX Security Symposium
Javad Ghareh Chamani, Dimitrios Papadopoulos, Mohammadamin Karbasforushan, Ioannis Demertzis
2022 J jnl
Dynamic Searchable Encryption with Optimal Search in the Presence of Deletions.
IACR Cryptol. ePrint Arch.
Javad Ghareh Chamani, Dimitrios Papadopoulos, Mohammadamin Karbasforushan, Ioannis Demertzis
2022 J jnl
Multi-User Dynamic Searchable Symmetric Encryption with Corrupted Participants.
IACR Cryptol. ePrint Arch.
Javad Ghareh Chamani, Yun Wang, Dimitrios Papadopoulos, Mingyang Zhang, Rasool Jalili
2022 — conf
Towards Efficient Decentralized Federated Learning.
ICDCS Workshops
Christodoulos Pappas, Dimitrios Papadopoulos, Dimitris Chatzopoulos, Eleni Panagou, Spyros Lalis, Manolis Vavalis
2022 J jnl
Towards Efficient Decentralized Federated Learning.
IACR Cryptol. ePrint Arch.
Christodoulos Pappas, Dimitrios Papadopoulos, Dimitris Chatzopoulos, Eleni Panagou, Spyros Lalis, Manolis Vavalis
2021 A conf
Multi-User Collusion-Resistant Searchable Encryption with Optimal Search Time.
AsiaCCS
Yun Wang, Dimitrios Papadopoulos
2021 — conf
Private Hierarchical Clustering and Efficient Approximation.
CCSW
Xianrui Meng, Dimitrios Papadopoulos, Alina Oprea, Nikos Triandopoulos
2021 J jnl
SecureBoost: A Lossless Federated Learning Framework.
IEEE Intell. Syst.
Kewei Cheng, Tao Fan, Yilun Jin, Yang Liu, Tianjian Chen, Dimitrios Papadopoulos, Qiang Yang
2021 J jnl
This Website Uses Nudging: MTurk Workers' Behaviour on Cookie Consent Notices.
Proc. ACM Hum. Comput. Interact.
Carlos Bermejo Fernandez, Dimitris Chatzopoulos, Dimitrios Papadopoulos, Pan Hui
2021 J jnl
Verifiable Capacity-bound Functions: A New Primitive from Kolmogorov Complexity.
IACR Cryptol. ePrint Arch.
Giuseppe Ateniese, Long Chen, Danilo Francati, Dimitrios Papadopoulos, Qiang Tang
2020 J jnl
Agora: A Privacy-Aware Data Marketplace.
IACR Cryptol. ePrint Arch.
Vlasis Koutsos, Dimitrios Papadopoulos, Dimitris Chatzopoulos, Sasu Tarkoma, Pan Hui
2020 A conf
Agora: A Privacy-aware Data Marketplace.
ICDCS
Vlasis Koutsos, Dimitrios Papadopoulos, Dimitris Chatzopoulos, Sasu Tarkoma, Pan Hui
2020 A* conf
Dynamic Searchable Encryption with Small Client Storage.
NDSS
Ioannis Demertzis, Javad Ghareh Chamani, Dimitrios Papadopoulos, Charalampos Papamanthou
2020 A* conf
MIRAGE: Succinct Arguments for Randomized Algorithms with Applications to Universal zk-SNARKs.
USENIX Security Symposium
Ahmed E. Kosba, Dimitrios Papadopoulos, Charalampos Papamanthou, Dawn Song
2020 J jnl
MIRAGE: Succinct Arguments for Randomized Algorithms with Applications to Universal zk-SNARKs.
IACR Cryptol. ePrint Arch.
Ahmed E. Kosba, Dimitrios Papadopoulos, Charalampos Papamanthou, Dawn Song
2020 J jnl
Mitigating Leakage in Federated Learning with Trusted Hardware.
CoRR
Javad Ghareh Chamani, Dimitrios Papadopoulos
2020 A* conf
SEAL: Attack Mitigation for Encrypted Databases via Adjustable Leakage.
USENIX Security Symposium
Ioannis Demertzis, Dimitrios Papadopoulos, Charalampos Papamanthou, Saurabh Shintre
2019 J jnl
BitExTract: Interactive Visualization for Extracting Bitcoin Exchange Intelligence.
IEEE Trans. Vis. Comput. Graph.
Xuanwu Yue, Xinhuan Shu, Xinyu Zhu, Xinnan Du, Zheqing Yu, Dimitrios Papadopoulos, Siyuan Liu
2019 J jnl
Dynamic Searchable Encryption with Small Client Storage.
IACR Cryptol. ePrint Arch.
Ioannis Demertzis, Javad Ghareh Chamani, Dimitrios Papadopoulos, Charalampos Papamanthou
2019 J jnl
Privacy-Preserving Hierarchical Clustering: Formal Security and Efficient Approximation.
CoRR
Xianrui Meng, Dimitrios Papadopoulos, Alina Oprea, Nikos Triandopoulos
2019 J jnl
SEAL: Attack Mitigation for Encrypted Databases via Adjustable Leakage.
IACR Cryptol. ePrint Arch.
Ioannis Demertzis, Dimitrios Papadopoulos, Charalampos Papamanthou, Saurabh Shintre
2019 J jnl
SESOS: A Verifiable Searchable Outsourcing Scheme for Ordered Structured Data in Cloud Computing.
ISC Int. J. Inf. Secur.
Javad Ghareh Chamani, Mohammad Sadeq Dousti, Rasool Jalili, Dimitrios Papadopoulos
2019 A* conf
Transparency Logs via Append-Only Authenticated Dictionaries.
CCS
Alin Tomescu, Vivek Bhupatiraju, Dimitrios Papadopoulos, Charalampos Papamanthou, Nikos Triandopoulos, Srinivas Devadas
2018 A* conf
New Constructions for Forward and Backward Private Symmetric Searchable Encryption.
CCS
Javad Ghareh Chamani, Dimitrios Papadopoulos, Charalampos Papamanthou, Rasool Jalili
2018 J jnl
Privacy in decentralized cryptocurrencies.
Commun. ACM
Daniel Genkin, Dimitrios Papadopoulos, Charalampos Papamanthou
2018 — conf
Searchable Encryption with Optimal Locality: Achieving Sublogarithmic Read Efficiency.
CRYPTO (1)
Ioannis Demertzis, Dimitrios Papadopoulos, Charalampos Papamanthou
2018 B conf
Stateful Multi-client Verifiable Computation.
ACNS
Christian Cachin, Esha Ghosh, Dimitrios Papadopoulos, Björn Tackmann
2018 J jnl
Transparency Logs via Append-only Authenticated Dictionaries.
IACR Cryptol. ePrint Arch.
Alin Tomescu, Vivek Bhupatiraju, Dimitrios Papadopoulos, Charalampos Papamanthou, Nikos Triandopoulos, Srinivas Devadas
2018 A* conf
vRAM: Faster Verifiable RAM with Program-Independent Preprocessing.
IEEE Symposium on Security and Privacy
Yupeng Zhang, Daniel Genkin, Jonathan Katz, Dimitrios Papadopoulos, Charalampos Papamanthou
2017 J jnl
A Zero-Knowledge Version of vSQL.
IACR Cryptol. ePrint Arch.
Yupeng Zhang, Daniel Genkin, Jonathan Katz, Dimitrios Papadopoulos, Charalampos Papamanthou
2017 J jnl
Can NSEC5 be practical for DNSSEC deployments?
IACR Cryptol. ePrint Arch.
Dimitrios Papadopoulos, Duane Wessels, Shumon Huque, Moni Naor, Jan Vcelák, Leonid Reyzin, Sharon Goldberg
2017 J jnl
Searchable Encryption with Optimal Locality: Achieving Sublogarithmic Read Efficiency.
IACR Cryptol. ePrint Arch.
Ioannis Demertzis, Dimitrios Papadopoulos, Charalampos Papamanthou
2017 — conf
Server-Aided Secure Computation with Off-line Parties.
ESORICS (1)
Foteini Baldimtsi, Dimitrios Papadopoulos, Stavros Papadopoulos, Alessandra Scafuro, Nikos Triandopoulos
2017 J jnl
Stateful Multi-Client Verifiable Computation.
IACR Cryptol. ePrint Arch.
Christian Cachin, Esha Ghosh, Dimitrios Papadopoulos, Björn Tackmann
2017 A* conf
vSQL: Verifying Arbitrary SQL Queries over Dynamic Outsourced Databases.
IEEE Symposium on Security and Privacy
Yupeng Zhang, Daniel Genkin, Jonathan Katz, Dimitrios Papadopoulos, Charalampos Papamanthou
2017 J jnl
vSQL: Verifying Arbitrary SQL Queries over Dynamic Outsourced Databases.
IACR Cryptol. ePrint Arch.
Yupeng Zhang, Daniel Genkin, Jonathan Katz, Dimitrios Papadopoulos, Charalampos Papamanthou
2016 — —
Function-specific schemes for verifiable computation
Dimitrios Papadopoulos
2016 J jnl
NSEC5 from Elliptic Curves: Provably Preventing DNSSEC Zone Enumeration with Shorter Responses.
IACR Cryptol. ePrint Arch.
Sharon Goldberg, Moni Naor, Dimitrios Papadopoulos, Leonid Reyzin
2016 J jnl
Secure Computation in Online Social Networks.
IACR Cryptol. ePrint Arch.
Foteini Baldimtsi, Dimitrios Papadopoulos, Stavros Papadopoulos, Alessandra Scafuro, Nikos Triandopoulos
2016 — conf
Zero-Knowledge Accumulators and Set Algebra.
ASIACRYPT (2)
Esha Ghosh, Olga Ohrimenko, Dimitrios Papadopoulos, Roberto Tamassia, Nikos Triandopoulos
2015 A* conf
NSEC5: Provably Preventing DNSSEC Zone Enumeration.
NDSS
Sharon Goldberg, Moni Naor, Dimitrios Papadopoulos, Leonid Reyzin, Sachin Vasant, Asaf Ziv
2015 J jnl
Practical Authenticated Pattern Matching with Optimal Proof Size.
Proc. VLDB Endow.
Dimitrios Papadopoulos, Charalampos Papamanthou, Roberto Tamassia, Nikos Triandopoulos
2015 J jnl
Zero-Knowledge Accumulators and Set Operations.
IACR Cryptol. ePrint Arch.
Esha Ghosh, Olga Ohrimenko, Dimitrios Papadopoulos, Roberto Tamassia, Nikos Triandopoulos
2014 J jnl
NSEC5: Provably Preventing DNSSEC Zone Enumeration.
IACR Cryptol. ePrint Arch.
Sharon Goldberg, Moni Naor, Dimitrios Papadopoulos, Leonid Reyzin, Sachin Vasant, Asaf Ziv
2014 A* conf
TRUESET: Faster Verifiable Set Computations.
USENIX Security Symposium
Ahmed E. Kosba, Dimitrios Papadopoulos, Charalampos Papamanthou, Mahmoud F. Sayed, Elaine Shi, Nikos Triandopoulos
2014 J jnl
TRUESET: Nearly Practical Verifiable Set Computations.
IACR Cryptol. ePrint Arch.
Ahmed E. Kosba, Dimitrios Papadopoulos, Charalampos Papamanthou, Mahmoud F. Sayed, Elaine Shi, Nikos Triandopoulos
2014 A* conf
Taking Authenticated Range Queries to Arbitrary Dimensions.
CCS
Dimitrios Papadopoulos, Stavros Papadopoulos, Nikos Triandopoulos
2014 — conf
Verifiable Set Operations over Outsourced Databases.
Public Key Cryptography
Ran Canetti, Omer Paneth, Dimitrios Papadopoulos, Nikos Triandopoulos
2013 J jnl
Verifiable Set Operations over Outsourced Databases.
IACR Cryptol. ePrint Arch.
Ran Canetti, Omer Paneth, Dimitrios Papadopoulos, Nikos Triandopoulos
2011 B conf
Combining Traditional Map Labeling with Boundary Labeling.
SOFSEM
Michael A. Bekos, Michael Kaufmann, Dimitrios Papadopoulos, Antonios Symvonis