Edgar Weippl

Professor for Security and Privacy at the University of Vienna & SBA Research

[Edgar Weippl @weippl]

"WhatsApp gilt als sicherer Messenger – doch Sicherheit endet nicht bei der Verschlüsselung. Neue Forschung zeigt, wie viel sich allein aus der technischen Nutzung und den Profileinstellungen ableiten lässt. " (https://t.co/oNsNog9Qbm und das Paper https://t.co/2QhYSmEk4q

[Edgar Weippl @weippl]

Nice interview with Aljosha on our current WhatsApp paper (University of Vienna and SBA Research): https://t.co/0UOTSEbHYK

Preprint: https://t.co/sjqCN4Txm6

Hey there! You are using WhatsApp: Enumerating Three Billion Accounts for Security and Privacy. NDSS, 2026.

[Edgar Weippl @weippl]

Cispa European Cybersecurity & AI Hackathon Championship an der Universität Wien
https://t.co/6cnopDyyJ2

[Edgar Weippl @weippl]

"Informatiker*innen der Universität Wien und von SBA Research haben eine große Datenschutzlücke im Contact Discovery Mechanismus von WhatsApp aufgedeckt." https://t.co/Wq54loMLnm

[Edgar Weippl @weippl]

"“Well, scientists now know a lot of phone numbers,” ... Repeated warnings ... filed away. the researchers submitted a draft of their paper twice did Meta wake up...

Heise: https://t.co/JBjaB0gEfB
Future Zone : https://t.co/h2dkJG4yRi

[Edgar Weippl @weippl]

"Malware that conceals its behaviour through code obfuscation remains a central challenge for automated detection. ... We transform binary code into grayscale images " (https://t.co/6KkjRzBjw8)

[Edgar Weippl @weippl]

CISPA European AI and Cybersecurity Hackathon Championship. Dec 13+14 @Univie

[Edgar Weippl @weippl]

Critical XSS vuln (CVE-2025-39663, CVSS 9.1) in Checkmk fixed.
Discovered by SBA Research — allowed JS injection & potential RCE in distributed setups.
Admins: update to 2.4.0p14 / 2.3.0p39, disable “Trust this site completely”.
🔗 https://t.co/go2xl0nE1M

[Edgar Weippl @weippl]

David Schmidt, Sebastian Schrittwieser, and Edgar Weippl received the Distinguished Paper Award at ACM CCS 2025 (A*-rated) for their work “Leaky Apps: Large-scale Analysis of Secrets Distributed in Android and iOS Apps.” (https://t.co/1iJy5WTH9k)

[Edgar Weippl @weippl]

"For the first time, the University of Vienna places among the top 100 – ranked in 95th position, the University of Vienna is the first Austrian university to make it into the top 100..." (https://t.co/A42V9NilPV)

[Edgar Weippl @weippl]

68th Vienna Deep Learning Meetup: CommentSense hosted at SBA Research, in cooperation with the SEC group of the University of Vienna. https://t.co/4r2rqDR0u0

[Edgar Weippl @weippl]

At Defcon 33 Gabriel Gegenhuber and Maximilian Günther (University of Vienna and SBA Research) presented a series of new attacks against the two messaging services.

Defcon : https://t.co/ORfLQkW2M8
News: https://t.co/LhJkdSdTmR https://t.co/Rk9mtS3Aza

[KuK Hofhackerei @kukhofhackerei]

We got 9th place at @defcon #CTF! Props to all finalists for an intense fight over the past three days and congrats to @mmm_ctf_team for taking the win.

Thanks to @Nautilus_CTF for the neat setup this year, we had a blast.

Until next time, Vegas!

#DEFCON #DEFCON33

[Edgar Weippl @weippl]

... „Dark Patterns nutzen einfach unsere psychologische Schwächen aus. Wenn ich vorab darüber informiert bin, weiß ich zumindest, worauf ich mich da einlasse“, so Informatiker Schrittwieser von der Universität Wien... (https://t.co/cpEb5MMq7b)

[Edgar Weippl @weippl]

Enjoying my research stay at NII Tokyo as visiting professor, working with Prof. Isao Echizen’s group on multimedia security, privacy, and synthetic media detection. Exciting work on deepfake detection & PrivacyVisor. Looking forward to returning in 2026. https://t.co/EDwS4B9dIk

[Edgar Weippl @weippl]

Not the typical security venue/journal: Computers and Electronics in Agriculture.

We propose explainable tabular RL for crop rotation planning; compared to deep Q-learning, our method yields similar/better outcomes; is resilient to external perturbations. https://t.co/hflkwhZ6EF

[Edgar Weippl @weippl]

COSE's impact factor increased from 4.8 in 2024 to 5.4 in 2024; After 15 years on the editorial board of COSE, I step down. I’ll continue to support the journal as liaison to IFIP TC 11, where I now also serve as secretary. I continue with ACM TOPS and IEEE TIFS.

[Edgar Weippl @weippl]

We’re hiring: Tenure-Track Professorship in Human-Computer Interaction at @univie
Join a strong CS faculty & the renowned University of Vienna in the heart of Europe.
Deadline: 17 Sep 2025
https://t.co/gEcSp7ogOj

[Edgar Weippl @weippl]

This spring Peter Kieseberg finally defended his PhD thesis on Data Leak Detection. It included some really established (nice word for old ;-) ) papers and recent work of his Josef-Ressel Center on Blockchain technologies and security management (https://t.co/WDcWpIYoTR).

[Edgar Weippl @weippl]

Gutes Interview mit René Mayerhofer zum Thema Staatstrojaner (https://t.co/5We33qi02t)