Johanna Ullrich (@joyoaction) 's Twitter Profile
Johanna Ullrich

@joyoaction

security researcher by passion; emphasis on IPv6, cloud computing, IoT, CPS; beyond? dogs, handicrafting, snowboarding, local food production

ID: 2747670061

calendar_today20-08-2014 01:51:14

31 Tweet

138 Followers

77 Following

Johanna Ullrich (@joyoaction) 's Twitter Profile Photo

Wow, dok1 on blackouts ranked No. 8 in the 2021 ORF video-on-demand ranking; for comparison, Dancing Stars finals ranked No. 10! ots.at/apps/v2/presse…

Fakultät Informatik (@csunivie) 's Twitter Profile Photo

Neuer FWF Spezialforschungsbereich "SPyCoDe" gestartet! Johanna Ullrich (Johanna Ullrich), Mitglied unserer Forschungsgruppe "Security & Privacy" forscht dort zum Thema "Secure #blockchains in Network Transition Periods" 🕵️🕸️ ↪️is.gd/fwfspycode_sta…

Florian Holzbauer (@holzsec) 's Twitter Profile Photo

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 bit.ly/3zwdFr3 (preprint) Special thanks to Johanna Ullrich, Martina Lindorfer and @chelloway!

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 bit.ly/3zwdFr3 (preprint)

Special thanks to <a href="/joyoaction/">Johanna Ullrich</a>, <a href="/lindorferin/">Martina Lindorfer</a> and @chelloway!
SBA Research - Science for better security (@sba_research) 's Twitter Profile Photo

🗓 Free Workshop: Blackout – Wenn nicht nur das Licht ausgeht / 13. Juli , 17:00 – 18:30 / Expat Center - Wirtschaftsagentur Wien / mit Johanna Ullrich Johanna Ullrich und Herbert Saurugg / Anmeldung und Details: dih-innovate.at/event/workshop…

Florian Holzbauer (@holzsec) 's Twitter Profile Photo

Tired of scrolling through endless text? Search Internet standards and explore how they are linked to each other in an interactive network graph on holzsec.github.io/rfcview/ Happy #WorldStandardsDay 🎆

Tired of scrolling through endless text? Search Internet standards and explore how they are linked to each other  in an interactive network graph on holzsec.github.io/rfcview/
Happy #WorldStandardsDay 🎆
Johanna Ullrich (@joyoaction) 's Twitter Profile Photo

Interested in Networks and Blockchains? I am looking for a PhD candidate starting Jan. 1st. Further information: spycode.at or contact me directly!

Doctoral School Computer Science (@docs_univie) 's Twitter Profile Photo

Take a 👁️ at a paper presented by our #DoCSunivie student Gabriel Karl Gegenhuber (Gabriel Gegenhuber) at the #GC2022 (IEEE ComSoc) conference in Rio de Janeiro, and made with Wilfried Mayer (SBA Research - Science for better security) & Prof. Edgar Weippl (Edgar Weippl) 👉mobileatlas.eu/papers/22_GLOB… 👏 Fakultät Informatik

Take a 👁️ at a paper presented by our #DoCSunivie student Gabriel Karl Gegenhuber (<a href="/GGegenhuber/">Gabriel Gegenhuber</a>) at the #GC2022 (<a href="/ComSoc/">IEEE ComSoc</a>) conference in Rio de Janeiro, and made with Wilfried Mayer (<a href="/SBA_Research/">SBA Research - Science for better security</a>) &amp; Prof. Edgar Weippl (<a href="/weippl/">Edgar Weippl</a>)  

👉mobileatlas.eu/papers/22_GLOB… 👏 <a href="/csunivie/">Fakultät Informatik</a>
Johanna Ullrich (@joyoaction) 's Twitter Profile Photo

I am looking for a motivated PhD student on IPv4/IPv6 and blockchains (within the spycode.at project). If you have finished your studies in computer science, electrical engineering, etc. (or finish soon), contact me asap via DM or email.

Florian Holzbauer (@holzsec) 's Twitter Profile Photo

Test your email provider on email-security-scans.org! We are still looking for the first one to score 10/10 - While waiting for your result, have a look at the blogpost! My setup at Proton Mail -> Strict TLS support ✅ (! DANE < MTA-STS); IPv6 for DNS 🏗️ / 📧-delivery soon?

Test your email provider on email-security-scans.org! We are still looking for the first one to score 10/10  - While waiting for your result, have a look at the blogpost! 
My setup at <a href="/ProtonMail/">Proton Mail</a> -&gt; Strict TLS support ✅ (! DANE &lt; MTA-STS); IPv6 for DNS 🏗️ / 📧-delivery soon?
Johanna Ullrich (@joyoaction) 's Twitter Profile Photo

Research in Internet Measurement? Submit to TMA 2023 in Napoli! tma.ifip.org/2023/ We particularly encourage negative results revealed by novel measurement methods/vantage points. Looking forward to see you(r paper)!

Matteo Maffei (@matteo_maffei) 's Twitter Profile Photo

Yesterday we kicked off SPyCoDe, our FWF Special Research Program on "Semantic and Cryptographic Foundations of Security and Privacy by Compositional Design". Great to meet all together, plan collaborations, and exchange ideas with our advisory board! spycode.at

Yesterday we kicked off SPyCoDe, our <a href="/FWF_at/">FWF</a> Special Research Program on "Semantic and Cryptographic Foundations of Security and Privacy by Compositional Design". Great to meet all together, plan collaborations, and exchange ideas with our advisory board! spycode.at
SBA Research - Science for better security (@sba_research) 's Twitter Profile Photo

Want to know how to stop #Zenbleed on Windows? Have a look at how to apply the Zenbleed MSR workaround on Windows. Or how a one-liner on Linux becomes an entire PowerShell script on Windows … github.com/sbaresearch/st…