Ephraim Zimmer

Publication Activity (10 Years)

Years Active: 2015-2024
Publications (10 Years): 13

Top Topics

Chosen Plaintext

Malicious Attacks

Top Venues

Proc. Priv. Enhancing Technol.

Publications

Sarah Abdelwahab Gaballah, Lamya Abdullah, Mina Alishahi, Thanh Hoang Long Nguyen, Ephraim Zimmer, Max Mühlhäuser, Karola Marky
Anonify: Decentralized Dual-level Anonymity for Medical Data Donation. Proc. Priv. Enhancing Technol. 2024 (3) (2024)
Sarah Abdelwahab Gaballah, Thanh Hoang Long Nguyen, Lamya Abdullah, Ephraim Zimmer, Max Mühlhäuser
Mitigating Intersection Attacks in Anonymous Microblogging. ARES (2023)
Aidmar Wainakh, Ephraim Zimmer, Sandeep Subedi, Jens Keim, Tim Grube, Shankar Karuppayah, Alejandro Sánchez Guinea, Max Mühlhäuser
Federated Learning Attacks Revisited: A Critical Discussion of Gaps, Assumptions, and Evaluation Setups. Sensors 23 (1) (2023)
Sarah Abdelwahab Gaballah, Thanh Hoang Long Nguyen, Lamya Abdullah, Ephraim Zimmer, Max Mühlhäuser
Mitigating Intersection Attacks in Anonymous Microblogging. CoRR (2023)
Ahmad Khalil, Aidmar Wainakh, Ephraim Zimmer, Javier Parra-Arnau, Antonio Fernández Anta, Tobias Meuser, Ralf Steinmetz
Label-Aware Aggregation for Improved Federated Learning. FMEC (2023)
Sarah Abdelwahab Gaballah, Lamya Abdullah, Minh Tung Tran, Ephraim Zimmer, Max Mühlhäuser
On the Effectiveness of Intersection Attacks in Anonymous Microblogging. NordSec (2022)
Aidmar Wainakh, Fabrizio Ventola, Till Müßig, Jens Keim, Carlos Garcia Cordero, Ephraim Zimmer, Tim Grube, Kristian Kersting, Max Mühlhäuser
User-Level Label Leakage from Gradients in Federated Learning. Proc. Priv. Enhancing Technol. 2022 (2) (2022)
Aidmar Wainakh, Ephraim Zimmer, Sandeep Subedi, Jens Keim, Tim Grube, Shankar Karuppayah, Alejandro Sánchez Guinea, Max Mühlhäuser
Federated Learning Attacks Revisited: A Critical Discussion of Gaps, Assumptions, and Evaluation Setups. CoRR (2021)
Aidmar Wainakh, Fabrizio Ventola, Till Müßig, Jens Keim, Carlos Garcia Cordero, Ephraim Zimmer, Tim Grube, Kristian Kersting, Max Mühlhäuser
User Label Leakage from Gradients in Federated Learning. CoRR (2021)
Ephraim Zimmer, Christian Burkert, Tom Petersen, Hannes Federrath
PEEPLL: privacy-enhanced event pseudonymisation with limited linkability. SAC (2020)
Tobias Mueller, Ephraim Zimmer, Ludovico de Nittis
Using Context and Provenance to defend against USB-borne attacks. ARES (2019)
Ephraim Zimmer, Christian Burkert, Tom Petersen, Hannes Federrath
PEEPLL: Privacy-Enhanced Event Pseudonymisation with Limited Linkability. CoRR (2019)
Matthias Marx, Ephraim Zimmer, Tobias Mueller, Maximilian Blochberger, Hannes Federrath
Hashing of personally identifiable information is not sufficient. Sicherheit (2018)
Ephraim Zimmer, Jens Lindemann, Dominik Herrmann, Hannes Federrath
Catching Inside Attackers: Balancing Forensic Detectability and Privacy of Employees. iNetSeC (2015)
Dominik Herrmann, Jens Lindemann, Ephraim Zimmer, Hannes Federrath
Anonymity Online for Everyone: What Is Missing for Zero-Effort Privacy on the Internet? iNetSeC (2015)