Dimitrios Papadopoulos

According to our database, Dimitrios Papadopoulos authored at least 57 papers between 2011 and 2025.

Collaborative distances:

• Dijkstra number of three.
• Erdős number of three.

2025

$\mathsf {AVeCQ}$AVeCQ: Anonymous Verifiable Crowdsourcing With Worker Qualities.

Vlasis Koutsos, Sankarshan Damle, Dimitrios Papadopoulos, Sujit Gujar, Dimitris Chatzopoulos

IEEE Trans. Dependable Secur. Comput., 2025

Hobbit: Space-Efficient zkSNARK with Optimal Prover Time.

Christodoulos Pappas, Dimitrios Papadopoulos

Proceedings of the 34th USENIX Security Symposium, 2025

OBLIVIATOR: OBLIVIous Parallel Joins and other OperATORs in Shared Memory Environments.

Apostolos Mavrogiannakis, Xian Wang, Ioannis Demertzis, Dimitrios Papadopoulos, Minos N. Garofalakis

Proceedings of the 34th USENIX Security Symposium, 2025

"Check-Before-you-Solve": Verifiable Time-Lock Puzzles.

Jiajun Xin, Dimitrios Papadopoulos

Proceedings of the IEEE Symposium on Security and Privacy, 2025

HydraProofs: Optimally Computing All Proofs in a Vector Commitment (With Applications to Efficient zkSNARKs Over Data from Multiple Users).

Christodoulos Pappas, Dimitrios Papadopoulos, Charalampos Papamanthou

Proceedings of the IEEE Symposium on Security and Privacy, 2025

2024

Dynamic zk-SNARKs.

Weijie Wang, Charalampos Papamanthou, Shravan Srinivasan, Dimitrios Papadopoulos

IACR Cryptol. ePrint Arch., 2024

AVeCQ: Anonymous Verifiable Crowdsourcing with Worker Qualities.

Vlasis Koutsos, Sankarshan Damle, Dimitrios Papadopoulos, Sujit Gujar, Dimitris Chatzopoulos

IACR Cryptol. ePrint Arch., 2024

Notus: Dynamic Proofs of Liabilities from Zero-knowledge RSA Accumulators.

Jiajun Xin, Arman Haghighi, Xiangan Tian, Dimitrios Papadopoulos

Proceedings of the 33rd USENIX Security Symposium, 2024

I/O-Efficient Dynamic Searchable Encryption meets Forward & Backward Privacy.

Priyanka Mondal, Javad Ghareh Chamani, Ioannis Demertzis, Dimitrios Papadopoulos

Proceedings of the 33rd USENIX Security Symposium, 2024

Distributed & Scalable Oblivious Sorting and Shuffling.

Nicholas Ngai, Ioannis Demertzis, Javad Ghareh Chamani, Dimitrios Papadopoulos

Proceedings of the IEEE Symposium on Security and Privacy, 2024

Sparrow: Space-Efficient zkSNARK for Data-Parallel Circuits and Applications to Zero-Knowledge Decision Trees.

Christodoulos Pappas, Dimitrios Papadopoulos

Proceedings of the 2024 on ACM SIGSAC Conference on Computer and Communications Security, 2024

Zero-Knowledge Proofs of Training for Deep Neural Networks.

Kasra Abbaszadeh, Christodoulos Pappas, Jonathan Katz, Dimitrios Papadopoulos

Proceedings of the 2024 on ACM SIGSAC Conference on Computer and Communications Security, 2024

Cross Ledger Transaction Consistency for Financial Auditing.

Vlasis Koutsos, Xiangan Tian, Dimitrios Papadopoulos, Dimitris Chatzopoulos

Proceedings of the 6th Conference on Advances in Financial Technologies, 2024

2023

Verifiable Random Functions (VRFs).

Sharon Goldberg, Leonid Reyzin, Dimitrios Papadopoulos, Jan Vcelák

RFC, August, 2023

Multi-User Dynamic Searchable Symmetric Encryption With Corrupted Participants.

Javad Ghareh Chamani, Yun Wang, Dimitrios Papadopoulos, Mingyang Zhang, Rasool Jalili

IEEE Trans. Dependable Secur. Comput., 2023

Multi-User Collusion-Resistant Searchable Encryption for Cloud Storage.

Yun Wang, Dimitrios Papadopoulos

IEEE Trans. Cloud Comput., 2023

GraphOS: Towards Oblivious Graph Processing.

Javad Ghareh Chamani, Ioannis Demertzis, Dimitrios Papadopoulos, Charalampos Papamanthou, Rasool Jalili

Proc. VLDB Endow., 2023

Verifiable Capacity-Bound Functions: A New Primitive from Kolmogorov Complexity - (Revisiting Space-Based Security in the Adaptive Setting).

Giuseppe Ateniese, Long Chen, Danilo Francati, Dimitrios Papadopoulos, Qiang Tang

Proceedings of the Public-Key Cryptography - PKC 2023, 2023

Publicly Auditable Functional Encryption.

Vlasis Koutsos, Dimitrios Papadopoulos

Proceedings of the Applied Cryptography and Network Security, 2023

2022

Dynamic Searchable Encryption with Optimal Search in the Presence of Deletions.

Javad Ghareh Chamani, Dimitrios Papadopoulos, Mohammadamin Karbasforushan, Ioannis Demertzis

Proceedings of the 31st USENIX Security Symposium, 2022

Towards Efficient Decentralized Federated Learning.

Christodoulos Pappas, Dimitrios Papadopoulos, Dimitris Chatzopoulos, Eleni Panagou, Spyros Lalis, Manolis Vavalis

Proceedings of the 42nd IEEE International Conference on Distributed Computing Systems, 2022

Demo: VaxPass - A Scalable and Verifiable Platform for COVID-19 Records.

Xiangan Tian, Vlasis Koutsos, Lijia Wu, Yijian Wu, Dimitrios Papadopoulos

Proceedings of the 2022 ACM SIGSAC Conference on Computer and Communications Security, 2022

2021

This Website Uses Nudging: MTurk Workers' Behaviour on Cookie Consent Notices.

Carlos Bermejo Fernandez, Dimitris Chatzopoulos, Dimitrios Papadopoulos, Pan Hui

Proc. ACM Hum. Comput. Interact., 2021

Verifiable Capacity-bound Functions: A New Primitive from Kolmogorov Complexity.

Giuseppe Ateniese, Long Chen, Danilo Francati, Dimitrios Papadopoulos, Qiang Tang

IACR Cryptol. ePrint Arch., 2021

SecureBoost: A Lossless Federated Learning Framework.

Kewei Cheng, Tao Fan, Yilun Jin, Yang Liu, Tianjian Chen, Dimitrios Papadopoulos, Qiang Yang

IEEE Intell. Syst., 2021

Private Hierarchical Clustering and Efficient Approximation.

Xianrui Meng, Dimitrios Papadopoulos, Alina Oprea, Nikos Triandopoulos

Proceedings of the CCSW@CCS '21: Proceedings of the 2021 on Cloud Computing Security Workshop, 2021

Multi-User Collusion-Resistant Searchable Encryption with Optimal Search Time.

Yun Wang, Dimitrios Papadopoulos

Proceedings of the ASIA CCS '21: ACM Asia Conference on Computer and Communications Security, 2021

2020

Mitigating Leakage in Federated Learning with Trusted Hardware.

Javad Ghareh Chamani, Dimitrios Papadopoulos

CoRR, 2020

MIRAGE: Succinct Arguments for Randomized Algorithms with Applications to Universal zk-SNARKs.

Ahmed E. Kosba, Dimitrios Papadopoulos, Charalampos Papamanthou, Dawn Song

Proceedings of the 29th USENIX Security Symposium, 2020

SEAL: Attack Mitigation for Encrypted Databases via Adjustable Leakage.

Ioannis Demertzis, Dimitrios Papadopoulos, Charalampos Papamanthou, Saurabh Shintre

Proceedings of the 29th USENIX Security Symposium, 2020

Dynamic Searchable Encryption with Small Client Storage.

Ioannis Demertzis, Javad Ghareh Chamani, Dimitrios Papadopoulos, Charalampos Papamanthou

Proceedings of the 27th Annual Network and Distributed System Security Symposium, 2020

Agora: A Privacy-aware Data Marketplace.

Vlasis Koutsos, Dimitrios Papadopoulos, Dimitris Chatzopoulos, Sasu Tarkoma, Pan Hui

Proceedings of the 40th IEEE International Conference on Distributed Computing Systems, 2020

2019

BitExTract: Interactive Visualization for Extracting Bitcoin Exchange Intelligence.

Xuanwu Yue, Xinhuan Shu, Xinyu Zhu, Xinnan Du, Zheqing Yu, Dimitrios Papadopoulos, Siyuan Liu

IEEE Trans. Vis. Comput. Graph., 2019

SESOS: A Verifiable Searchable Outsourcing Scheme for Ordered Structured Data in Cloud Computing.

Javad Ghareh Chamani, Mohammad Sadeq Dousti, Rasool Jalili, Dimitrios Papadopoulos

ISC Int. J. Inf. Secur., 2019

Privacy-Preserving Hierarchical Clustering: Formal Security and Efficient Approximation.

Xianrui Meng, Dimitrios Papadopoulos, Alina Oprea, Nikos Triandopoulos

CoRR, 2019

Transparency Logs via Append-Only Authenticated Dictionaries.

Alin Tomescu, Vivek Bhupatiraju, Dimitrios Papadopoulos, Charalampos Papamanthou, Nikos Triandopoulos, Srinivas Devadas

Proceedings of the 2019 ACM SIGSAC Conference on Computer and Communications Security, 2019

2018

Privacy in decentralized cryptocurrencies.

Daniel Genkin, Dimitrios Papadopoulos, Charalampos Papamanthou

Commun. ACM, 2018

vRAM: Faster Verifiable RAM with Program-Independent Preprocessing.

Yupeng Zhang, Daniel Genkin, Jonathan Katz, Dimitrios Papadopoulos, Charalampos Papamanthou

Proceedings of the 2018 IEEE Symposium on Security and Privacy, 2018

Searchable Encryption with Optimal Locality: Achieving Sublogarithmic Read Efficiency.

Ioannis Demertzis, Dimitrios Papadopoulos, Charalampos Papamanthou

Proceedings of the Advances in Cryptology - CRYPTO 2018, 2018

New Constructions for Forward and Backward Private Symmetric Searchable Encryption.

Javad Ghareh Chamani, Dimitrios Papadopoulos, Charalampos Papamanthou, Rasool Jalili

Proceedings of the 2018 ACM SIGSAC Conference on Computer and Communications Security, 2018

Stateful Multi-client Verifiable Computation.

Christian Cachin, Esha Ghosh, Dimitrios Papadopoulos, Björn Tackmann

Proceedings of the Applied Cryptography and Network Security, 2018

2017

A Zero-Knowledge Version of vSQL.

Yupeng Zhang, Daniel Genkin, Jonathan Katz, Dimitrios Papadopoulos, Charalampos Papamanthou

IACR Cryptol. ePrint Arch., 2017

Can NSEC5 be practical for DNSSEC deployments?

Dimitrios Papadopoulos, Duane Wessels, Shumon Huque, Moni Naor, Jan Vcelák, Leonid Reyzin, Sharon Goldberg

IACR Cryptol. ePrint Arch., 2017

vSQL: Verifying Arbitrary SQL Queries over Dynamic Outsourced Databases.

Yupeng Zhang, Daniel Genkin, Jonathan Katz, Dimitrios Papadopoulos, Charalampos Papamanthou

Proceedings of the 2017 IEEE Symposium on Security and Privacy, 2017

Server-Aided Secure Computation with Off-line Parties.

Foteini Baldimtsi, Dimitrios Papadopoulos, Stavros Papadopoulos, Alessandra Scafuro, Nikos Triandopoulos

Proceedings of the Computer Security - ESORICS 2017, 2017

2016

Function-specific schemes for verifiable computation

Dimitrios Papadopoulos

PhD thesis, 2016

NSEC5 from Elliptic Curves: Provably Preventing DNSSEC Zone Enumeration with Shorter Responses.

Sharon Goldberg, Moni Naor, Dimitrios Papadopoulos, Leonid Reyzin

IACR Cryptol. ePrint Arch., 2016

Secure Computation in Online Social Networks.

Foteini Baldimtsi, Dimitrios Papadopoulos, Stavros Papadopoulos, Alessandra Scafuro, Nikos Triandopoulos

IACR Cryptol. ePrint Arch., 2016

Zero-Knowledge Accumulators and Set Algebra.

Esha Ghosh, Olga Ohrimenko, Dimitrios Papadopoulos, Roberto Tamassia, Nikos Triandopoulos

Proceedings of the Advances in Cryptology - ASIACRYPT 2016, 2016

2015

Practical Authenticated Pattern Matching with Optimal Proof Size.

Dimitrios Papadopoulos, Charalampos Papamanthou, Roberto Tamassia, Nikos Triandopoulos

Proc. VLDB Endow., 2015

Zero-Knowledge Accumulators and Set Operations.

Esha Ghosh, Olga Ohrimenko, Dimitrios Papadopoulos, Roberto Tamassia, Nikos Triandopoulos

IACR Cryptol. ePrint Arch., 2015

NSEC5: Provably Preventing DNSSEC Zone Enumeration.

Sharon Goldberg, Moni Naor, Dimitrios Papadopoulos, Leonid Reyzin, Sachin Vasant, Asaf Ziv

Proceedings of the 22nd Annual Network and Distributed System Security Symposium, 2015

2014

TRUESET: Nearly Practical Verifiable Set Computations.

Ahmed E. Kosba, Dimitrios Papadopoulos, Charalampos Papamanthou, Mahmoud F. Sayed, Elaine Shi, Nikos Triandopoulos

IACR Cryptol. ePrint Arch., 2014

TRUESET: Faster Verifiable Set Computations.

Ahmed E. Kosba, Dimitrios Papadopoulos, Charalampos Papamanthou, Mahmoud F. Sayed, Elaine Shi, Nikos Triandopoulos

Proceedings of the 23rd USENIX Security Symposium, San Diego, CA, USA, August 20-22, 2014., 2014

Verifiable Set Operations over Outsourced Databases.

Ran Canetti, Omer Paneth, Dimitrios Papadopoulos, Nikos Triandopoulos

Proceedings of the Public-Key Cryptography - PKC 2014, 2014

Taking Authenticated Range Queries to Arbitrary Dimensions.

Dimitrios Papadopoulos, Stavros Papadopoulos, Nikos Triandopoulos

Proceedings of the 2014 ACM SIGSAC Conference on Computer and Communications Security, 2014

2011

Combining Traditional Map Labeling with Boundary Labeling.

Michael A. Bekos, Michael Kaufmann, Dimitrios Papadopoulos, Antonios Symvonis

Proceedings of the SOFSEM 2011: Theory and Practice of Computer Science, 2011