Apostolos Pyrgelis

According to our database, Apostolos Pyrgelis authored at least 34 papers between 2010 and 2024.

Collaborative distances:

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

2024

Helium: Scalable MPC among Lightweight Participants and under Churn.

Christian Mouchet, Sylvain Chatel, Apostolos Pyrgelis, Carmela Troncoso

IACR Cryptol. ePrint Arch., 2024

How to Privately Tune Hyperparameters in Federated Learning? Insights from a Benchmark Study.

Natalija Mitic, Apostolos Pyrgelis, Sinem Sav

CoRR, 2024

2023

Privacy-Preserving Federated Recurrent Neural Networks.

Sinem Sav, Abdulrahman Diaa, Apostolos Pyrgelis, Jean-Philippe Bossuat, Jean-Pierre Hubaux

Proc. Priv. Enhancing Technol., October, 2023

PELTA - Shielding Multiparty-FHE against Malicious Adversaries.

Sylvain Chatel, Christian Mouchet, Ali Utkan Sahin, Apostolos Pyrgelis, Carmela Troncoso, Jean-Pierre Hubaux

IACR Cryptol. ePrint Arch., 2023

Scalable and Privacy-Preserving Federated Principal Component Analysis.

David Froelicher, Hyunghoon Cho, Manaswitha Edupalli, Joao Sa Sousa, Jean-Philippe Bossuat, Apostolos Pyrgelis, Juan Ramón Troncoso-Pastoriza, Bonnie Berger, Jean-Pierre Hubaux

Proceedings of the 44th IEEE Symposium on Security and Privacy, 2023

P3LI5: Practical and confidEntial Lawful Interception on the 5G core.

Francesco Intoci, Julian Sturm, Daniel Fraunholz, Apostolos Pyrgelis, Colin Barschel

Proceedings of the IEEE Conference on Communications and Network Security, 2023

Poster: Verifiable Encodings for Maliciously-Secure Homomorphic Encryption Evaluation.

Sylvain Chatel, Christian Knabenhans, Apostolos Pyrgelis, Carmela Troncoso, Jean-Pierre Hubaux

Proceedings of the 2023 ACM SIGSAC Conference on Computer and Communications Security, 2023

slytHErin: An Agile Framework for Encrypted Deep Neural Network Inference.

Francesco Intoci, Sinem Sav, Apostolos Pyrgelis, Jean-Philippe Bossuat, Juan Ramón Troncoso-Pastoriza, Jean-Pierre Hubaux

Proceedings of the Applied Cryptography and Network Security Workshops, 2023

2022

Privacy-Preserving and Efficient Verification of the Outcome in Genome-Wide Association Studies.

Anisa Halimi, Leonard Dervishi, Erman Ayday, Apostolos Pyrgelis, Juan Ramón Troncoso-Pastoriza, Jean-Pierre Hubaux, Xiaoqian Jiang, Jaideep Vaidya

Proc. Priv. Enhancing Technol., 2022

Verifiable Encodings for Secure Homomorphic Analytics.

Sylvain Chatel, Christian Knabenhans, Apostolos Pyrgelis, Jean-Pierre Hubaux

CoRR, 2022

Deploying decentralized, privacy-preserving proximity tracing.

Carmela Troncoso, Dan Bogdanov, Edouard Bugnion, Sylvain Chatel, Cas Cremers, Seda F. Gürses, Jean-Pierre Hubaux, Dennis Jackson, James R. Larus, Wouter Lueks, Rui Oliveira, Mathias Payer, Bart Preneel, Apostolos Pyrgelis, Marcel Salathé, Theresa Stadler, Michael Veale

Commun. ACM, 2022

2021

Scalable Privacy-Preserving Distributed Learning.

David Froelicher, Juan Ramón Troncoso-Pastoriza, Apostolos Pyrgelis, Sinem Sav, Joao Sa Sousa, Jean-Philippe Bossuat, Jean-Pierre Hubaux

Proc. Priv. Enhancing Technol., 2021

SoK: Privacy-Preserving Collaborative Tree-based Model Learning.

Sylvain Chatel, Apostolos Pyrgelis, Juan Ramón Troncoso-Pastoriza, Jean-Pierre Hubaux

Proc. Priv. Enhancing Technol., 2021

Every Byte Matters: Traffic Analysis of Bluetooth Wearable Devices.

Ludovic Barman, Alexandre Dumur, Apostolos Pyrgelis, Jean-Pierre Hubaux

Proc. ACM Interact. Mob. Wearable Ubiquitous Technol., 2021

Privacy and Integrity Preserving Computations with CRISP.

Sylvain Chatel, Apostolos Pyrgelis, Juan Ramón Troncoso-Pastoriza, Jean-Pierre Hubaux

Proceedings of the 30th USENIX Security Symposium, 2021

POSEIDON: Privacy-Preserving Federated Neural Network Learning.

Sinem Sav, Apostolos Pyrgelis, Juan Ramón Troncoso-Pastoriza, David Froelicher, Jean-Philippe Bossuat, Joao Sa Sousa, Jean-Pierre Hubaux

Proceedings of the 28th Annual Network and Distributed System Security Symposium, 2021

2020

PriFi: Low-Latency Anonymity for Organizational Networks.

Ludovic Barman, Italo Dacosta, Mahdi Zamani, Ennan Zhai, Apostolos Pyrgelis, Bryan Ford, Joan Feigenbaum, Jean-Pierre Hubaux

Proc. Priv. Enhancing Technol., 2020

Measuring Membership Privacy on Aggregate Location Time-Series.

Apostolos Pyrgelis, Carmela Troncoso, Emiliano De Cristofaro

Proc. ACM Meas. Anal. Comput. Syst., 2020

Decentralized Privacy-Preserving Proximity Tracing.

Carmela Troncoso, Mathias Payer, Jean-Pierre Hubaux, Marcel Salathé, James R. Larus, Wouter Lueks, Theresa Stadler, Apostolos Pyrgelis, Daniele Antonioli, Ludovic Barman, Sylvain Chatel, Kenneth G. Paterson, Srdjan Capkun, David A. Basin, Jan Beutel, Dennis Jackson, Marc Roeschlin, Patrick Leu, Bart Preneel, Nigel P. Smart, Aysajan Abidin, Seda Gurses, Michael Veale, Cas Cremers, Michael Backes, Nils Ole Tippenhauer, Reuben Binns, Ciro Cattuto, Alain Barrat, Dario Fiore, Manuel Barbosa, Rui Oliveira, José Pereira

IEEE Data Eng. Bull., 2020

Decentralized Privacy-Preserving Proximity Tracing.

Carmela Troncoso, Mathias Payer, Jean-Pierre Hubaux, Marcel Salathé, James R. Larus, Edouard Bugnion, Wouter Lueks, Theresa Stadler, Apostolos Pyrgelis, Daniele Antonioli, Ludovic Barman, Sylvain Chatel, Kenneth G. Paterson, Srdjan Capkun, David A. Basin, Jan Beutel, Dennis Jackson, Marc Roeschlin, Patrick Leu, Bart Preneel, Nigel P. Smart, Aysajan Abidin, Seda F. Gürses, Michael Veale, Cas Cremers, Michael Backes, Nils Ole Tippenhauer, Reuben Binns, Ciro Cattuto, Alain Barrat, Dario Fiore, Manuel Barbosa, Rui Oliveira, José Pereira

CoRR, 2020

2019

Evaluating privacy-friendly mobility analytics on aggregate location data.

Apostolos Pyrgelis

PhD thesis, 2019

Under the Hood of Membership Inference Attacks on Aggregate Location Time-Series.

Apostolos Pyrgelis, Carmela Troncoso, Emiliano De Cristofaro

CoRR, 2019

2018

On collaborative predictive blacklisting.

Luca Melis, Apostolos Pyrgelis, Emiliano De Cristofaro

Comput. Commun. Rev., 2018

Knock Knock, Who's There? Membership Inference on Aggregate Location Data.

Apostolos Pyrgelis, Carmela Troncoso, Emiliano De Cristofaro

Proceedings of the 25th Annual Network and Distributed System Security Symposium, 2018

There goes Wally: Anonymously sharing your location gives you away.

Apostolos Pyrgelis, Nicolas Kourtellis, Ilias Leontiadis, Joan Serrà, Claudio Soriente

Proceedings of the IEEE International Conference on Big Data (IEEE BigData 2018), 2018

2017

What Does The Crowd Say About You? Evaluating Aggregation-based Location Privacy.

Apostolos Pyrgelis, Carmela Troncoso, Emiliano De Cristofaro

Proc. Priv. Enhancing Technol., 2017

2016

A privacy-preserving smart parking system using an IoT elliptic curve based security platform.

Ioannis Chatzigiannakis, Andrea Vitaletti, Apostolos Pyrgelis

Comput. Commun., 2016

Privacy-friendly mobility analytics using aggregate location data.

Apostolos Pyrgelis, Emiliano De Cristofaro, Gordon J. Ross

Proceedings of the 24th ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems, GIS 2016, Burlingame, California, USA, October 31, 2016

2015

Course Evaluation in Higher Education: the Patras Pilot of ABC4Trust.

Yannis C. Stamatiou, Zinaida Benenson, Anna Girard, Ioannis Krontiris, Vasiliki Liagkou, Apostolos Pyrgelis, Welderufael Tesfay

Proceedings of the Attribute-based Credentials for Trust: Identity in the Information Society, 2015

2012

Privacy Preserving Course Evaluations in Greek Higher Education Institutes: An e-Participation Case Study with the Empowerment of Attribute Based Credentials.

Vasiliki Liagkou, George Metakides, Apostolos Pyrgelis, Christoforos L. Raptopoulos, Paul G. Spirakis, Yannis C. Stamatiou

Proceedings of the Privacy Technologies and Policy - First Annual Privacy Forum, 2012

2011

Component Based Clustering in Wireless Sensor Networks

Dimitrios Amaxilatis, Ioannis Chatzigiannakis, Christos Koninis, Apostolos Pyrgelis

CoRR, 2011

Elliptic Curve Based Zero Knowledge Proofs and their Applicability on Resource Constrained Devices.

Ioannis Chatzigiannakis, Apostolos Pyrgelis, Paul G. Spirakis, Yannis C. Stamatiou

Proceedings of the IEEE 8th International Conference on Mobile Adhoc and Sensor Systems, 2011

Adaptive Hierarchical Network Structures for Wireless Sensor Networks.

Dimitrios Amaxilatis, Ioannis Chatzigiannakis, Shlomi Dolev, Christos Koninis, Apostolos Pyrgelis, Paul G. Spirakis

Proceedings of the Ad Hoc Networks - Third International ICST Conference, 2011

2010

Wiselib: A Generic Algorithm Library for Heterogeneous Sensor Networks.

Tobias Baumgartner, Ioannis Chatzigiannakis, Sándor P. Fekete, Christos Koninis, Alexander Kröller, Apostolos Pyrgelis

Proceedings of the Wireless Sensor Networks, 7th European Conference, 2010