Johanna Ullrich
@joyoaction
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security researcher by passion; emphasis on IPv6, cloud computing, IoT, CPS; beyond? dogs, handicrafting, snowboarding, local food production
Joined August 2014
RT @SBA_Research: Want to know how to stop #Zenbleed on Windows? Have a look at how to apply the Zenbleed MSR workaround on Windows. Or how….
github.com
PowerShell script to apply Zenbleed (CVE-2023-20593) MSR workaround on Windows - sbaresearch/stop-zenbleed-win
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Fun fact: During the interview, I was in IT. First feedback was from a colleague in NL.
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Me on national radio. Discussing with Christof Tschohl on state observation.
oe1.orf.at
Regeln für den Einsatz "riskanter" Technologien. Gäste: Dr. Christof Tschohl, Wissenschaftlicher Leiter, Research Institute - Zentrum für digitale Menschenrechte; Dr. Johanna Ullrich, Key Research...
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RT @matteo_maffei: Yesterday we kicked off SPyCoDe, our @FWF_at Special Research Program on "Semantic and Cryptographic Foundations of Secu….
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Research in Internet Measurement? Submit to TMA 2023 in Napoli! We particularly encourage negative results revealed by novel measurement methods/vantage points. Looking forward to see you(r paper)!.
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RT @holzsec: Test your email provider on We are still looking for the first one to score 10/10 - While waiting fo….
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@ReinerReitsamer @herbertsaurugg @Marc_Elsberg . and here you can see it in ORF's tvthek (next 7 days only):
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Mo 22:35 in ORF III - Discussing about blackouts on TV with @ReinerReitsamer @herbertsaurugg @Marc_Elsberg . ORF 1, ORF 2, ORF III done, now I am waiting for the relaunch of Club 2 ;-)
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I am looking for a motivated PhD student on IPv4/IPv6 and blockchains (within the project). If you have finished your studies in computer science, electrical engineering, etc. (or finish soon), contact me asap via DM or email.
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RT @DoCS_univie: Take a 👁️ at a paper presented by our #DoCSunivie student Gabriel Karl Gegenhuber (@GGegenhuber) at the #GC2022 (@ComSoc)….
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Interested in Networks and Blockchains? I am looking for a PhD candidate starting Jan. 1st. Further information: or contact me directly!.
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RT @holzsec: Tired of scrolling through endless text? Search Internet standards and explore how they are linked to each other in an intera….
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RT @SBA_Research: 🗓 Free Workshop: Blackout – Wenn nicht nur das Licht ausgeht / 13. Juli , 17:00 – 18:30 / Expat Center - Wirtschaftsagent….
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Happy to announce that my first paper: 'Not that Simple: Email Delivery in the 21st Century' has been accepted at USENIX ATC'22. Check out the "SMTP Camel" and our measurements at (preprint). Special thanks to @joyoaction, @lindorferin and @chelloway!
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RT @holzsec: Happy to announce that my first paper: 'Not that Simple: Email Delivery in the 21st Century' has been accepted at USENIX ATC'2….
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Happy to support the initiative, at the same time hoping for diminishing demand 🇺🇦.
Das FNM hat heute eine Liste mit mehr als 20 Expertinnen zum Krieg in der Ukraine veröffentlich, damit auch weibliche Sichtweisen und Perspektiven in Berichterstattung und Analysen einfließen. Korrspondent:innen bleiben unsere Augen und Ohren vor Ort.
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RT @csunivie: Neuer FWF Spezialforschungsbereich "SPyCoDe" gestartet! Johanna Ullrich (@joyoaction), Mitglied unserer Forschungsgruppe "Sec….
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Wow, dok1 on blackouts ranked No. 8 in the 2021 ORF video-on-demand ranking; for comparison, Dancing Stars finals ranked No. 10!.
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Today 18:25 on national radio Ö1 - again me, this time on cybercrime.
oe1.orf.at
Wenn Hacker die Firmen übernehmen. Gestaltung: Xaver Forthuber
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If you want to know what I am doing in office . .
Austrian #corona #rules in a geek-readable format. Thanks to @joyoaction and her team. 😄. #coronaregeln #2GRegel
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