Gabriel K. Gegenhuber

According to our database, Gabriel K. Gegenhuber authored at least 16 papers between 2022 and 2026.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of four.

2026

Democratizing Measurement of Critical Mobile Infrastructure: Security and Privacy in an Increasingly Centralized Communication Ecosystem.

Gabriel K. Gegenhuber

CoRR, May, 2026

A Relay a Day Keeps the AirTag Away: Practical Relay Attacks on Apple's AirTags.

Gabriel K. Gegenhuber, Leonid Liadveikin, Florian Holzbauer, Sebastian Strobl

CoRR, April, 2026

Malicious Or Not: Adding Repository Context to Agent Skill Classification.

Florian Holzbauer, David Schmidt, Gabriel Karl Gegenhuber, Sebastian Schrittwieser, Johanna Ullrich

CoRR, March, 2026

Hey there! You are using WhatsApp: Enumerating Three Billion Accounts for Security and Privacy.

Gabriel K. Gegenhuber, Philipp É. Frenzel, Maximilian Günther, Johanna Ullrich, Aljosha Judmayer

Proceedings of the 33rd Annual Network and Distributed System Security Symposium, 2026

2025

SIMulator: SIM Tracing on a (Pico-)Budget.

Gabriel K. Gegenhuber, Philipp É. Frenzel, Adrian Dabrowski

CoRR, June, 2025

Prekey Pogo: Investigating Security and Privacy Issues in WhatsApp's Handshake Mechanism.

Gabriel Karl Gegenhuber, Philipp É. Frenzel, Maximilian Günther, Aljosha Judmayer

Proceedings of the 19th USENIX WOOT Conference on Offensive Technologies, 2025

Poster: SIMulator: SIM Tracing on a (Pico-)Budget.

Gabriel K. Gegenhuber, Philipp É. Frenzel, Adrian Dabrowski

Proceedings of the 18th ACM Conference on Security and Privacy in Wireless and Mobile Networks, 2025

Careless Whisper: Exploiting Silent Delivery Receipts to Monitor Users on Mobile Instant Messengers.

Gabriel K. Gegenhuber, Maximilian Günther, Markus Maier, Aljosha Judmayer, Florian Holzbauer, Philipp É. Frenzel, Johanna Ullrich

Proceedings of the 28th International Symposium on Research in Attacks, 2025

Security and Privacy Measurements in Cellular Networks: Novel Approaches in a Global Roaming Context.

Gabriel K. Gegenhuber

Proceedings of the 2025 ACM SIGSAC Conference on Computer and Communications Security, 2025

2024

Careless Whisper: Exploiting Stealthy End-to-End Leakage in Mobile Instant Messengers.

Gabriel K. Gegenhuber, Maximilian Günther, Markus Maier, Aljosha Judmayer, Florian Holzbauer, Philipp É. Frenzel, Johanna Ullrich

CoRR, 2024

Never Gonna Give You Up: Exploring Deprecated NULL Ciphers in Commercial VoWiFi Deployments.

Gabriel Karl Gegenhuber, Philipp É. Frenzel, Edgar R. Weippl

CoRR, 2024

Diffie-Hellman Picture Show: Key Exchange Stories from Commercial VoWiFi Deployments.

Gabriel Karl Gegenhuber, Florian Holzbauer, Philipp É. Frenzel, Edgar R. Weippl, Adrian Dabrowski

Proceedings of the 33rd USENIX Security Symposium, 2024

Why E.T. Can't Phone Home: A Global View on IP-based Geoblocking at VoWiFi.

Gabriel K. Gegenhuber, Philipp É. Frenzel, Edgar R. Weippl

Proceedings of the 22nd Annual International Conference on Mobile Systems, 2024

2023

An extended view on measuring tor AS-level adversaries.

Gabriel K. Gegenhuber, Markus Maier, Florian Holzbauer, Wilfried Mayer, Georg Merzdovnik, Edgar R. Weippl, Johanna Ullrich

Comput. Secur., September, 2023

MobileAtlas: Geographically Decoupled Measurements in Cellular Networks for Security and Privacy Research.

Gabriel K. Gegenhuber, Wilfried Mayer, Edgar R. Weippl, Adrian Dabrowski

Proceedings of the 32nd USENIX Security Symposium, 2023

2022

Zero-Rating, One Big Mess: Analyzing Differential Pricing Practices of European MNOs.

Gabriel K. Gegenhuber, Wilfried Mayer, Edgar R. Weippl

Proceedings of the IEEE Global Communications Conference, 2022