Professor for Security and Privacy at the University of Vienna & SBA Research
Joined July 2008
- Tweets 704
- Following 325
- Followers 567
- Likes 80
419 Photos and videos
18 Dec 2025
"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. " (buff.ly/aDHSt4A und das Paper buff.ly/IwuiwsM
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28 Nov 2025
Nice interview with Aljosha on our current WhatsApp paper (University of Vienna and SBA Research): buff.ly/xij76Pr
Preprint: buff.ly/8hE1mrC
Hey there! You are using WhatsApp: Enumerating Three Billion Accounts for Security and Privacy. NDSS, 2026.
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20 Nov 2025
Cispa European Cybersecurity & AI Hackathon Championship an der Universität Wien
buff.ly/GRp5H6l
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19 Nov 2025
"Informatiker*innen der Universität Wien und von SBA Research haben eine große Datenschutzlücke im Contact Discovery Mechanismus von WhatsApp aufgedeckt." buff.ly/5Js9uVe
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19 Nov 2025
"“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: buff.ly/HCWaEWh
Future Zone : buff.ly/IIjmR7G
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13 Nov 2025
"Malware that conceals its behaviour through code obfuscation remains a central challenge for automated detection. ... We transform binary code into grayscale images " (buff.ly/umNhO4T)
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31 Oct 2025
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”.
🔗 heise.de/-10964747
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16 Oct 2025
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.” (buff.ly/IcUocYO)
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9 Oct 2025
"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..." (buff.ly/nReA1da)
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8 Sep 2025
68th Vienna Deep Learning Meetup: CommentSense hosted at SBA Research, in cooperation with the SEC group of the University of Vienna. buff.ly/oqrob6X
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17 Aug 2025
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 : buff.ly/f7izsXH
News: buff.ly/CK0jVOB buff.ly/onMSSoy
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Edgar Weippl retweeted
12 Aug 2025
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
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3 Aug 2025
... „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... (buff.ly/S6qzmcN)
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29 Jul 2025
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. buff.ly/KC7xkV5
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21 Jul 2025
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. buff.ly/HoYTd5H
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20 Jul 2025
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.
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18 Jul 2025
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
buff.ly/zKKzbyI
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9 Jul 2025
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 (buff.ly/zKwsCWn).
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