Security and Privacy

Maximilian Günther

Research Group Security and Privacy

Kolingasse 14-16
1090 Wien

maximilian.guenther(at)univie.ac.at

Publications

Hey there! You are using WhatsApp: Enumerating Three Billion Accounts for Security and Privacy. / Gegenhuber, Gabriel Karl; Frenzel, Philipp É.; Günther, Maximilian et al.
NDSS 2026. 2025.

Publications: Contribution to book › Contribution to proceedings › Peer Reviewed

doi.org/10.14722/ndss.2026.230805

Careless Whisper: Exploiting Silent Delivery Receipts to Monitor Users on Mobile Instant Messengers. / Gegenhuber, Gabriel Karl ; Günther, Maximilian; Maier, Markus et al.
28th International Symposium on Research in Attacks, Intrusions and Defenses (RAID 2025). 2025.

Publications: Contribution to book › Contribution to proceedings › Peer Reviewed

doi.org/10.48550/arXiv.2411.11194

Prekey Pogo: Investigating Security and Privacy Issues in WhatsApp’s Handshake Mechanism. / Gegenhuber, Gabriel Karl; Frenzel, Philipp É.; Günther, Maximilian et al.
19th USENIX WOOT Conference on Offensive Technologies (WOOT '25). 2025.

Publications: Contribution to book › Contribution to proceedings › Peer Reviewed

doi.org/10.48550/arXiv.2504.07323