Stephan Wiefling
@swiefling.de
🔑 Usable Security (USec) & Authentication Research 💼 USec Consultant @ Vodafone | Adjunct Professor | Past: Meta 🎓 Dr.-Ing. (Ruhr University Bochum) | CISSP 🔗 stephanwiefling.de | Fediverse: social.swiefling.de/@swiefling Views my own, not my employer’s.
[BLOG] A product manager told me they were "excited for the security review". Yes, excited. However, this wasn’t about the review itself, it was about the way that we do this in our team. See what changed: www.stephanwiefling.de/2026/07/12/e... #CyberSecurity #InfoSec #UX #HCI #Tech #Research
I Made a Product Manager Excited For a Security Review: Here’s Why
I have to admit: A product manager told me they were “excited for the security review”. Yes, excited.
stephanwiefling.de
[BLOG] I spent a year developing user-friendly security for Vodafone’s apps (45M users). We sped up product delivery, cut friction, and lowered costs with Usable Security. See how we did it: www.stephanwiefling.de/2026/07/01/v... #InfoSec #UX #HCI #Security #CyberSecurity #Tech
Security Doesn’t Have To Be Painful: How We Made It Work Faster at Vodafone (And Saved Money While Doing It)
For the past year, I worked on cybersecurity for Vodafone’s consumer apps for more than 45 million people. In a world where security is often seen as a blocker, we proved it can be an enabler with Usa...
stephanwiefling.de
Making Science Accessible: My Research as Blog Posts For years, I’ve published scientific articles on Usable Security and Privacy. Now, I’m making them more accessible. All papers are now available as blog posts, with alt text for inclusivity. Read more: www.stephanwiefling.de/2026/06/08/m...
Making Science Accessible: My Research as Blog Posts
For many years, I’ve published scientific articles on various topics. And now, it’s time to make them more accessible for everyone.
stephanwiefling.de
Good security shouldn't be painful! Hi everyone, I research, deploy, and teach usable security. My work (featured in Schneier on Security) influenced Vodafone, Meta, and Telenor, protecting billions of users worldwide. Let's connect! stephanwiefling.de #Introduction #InfoSec #CyberSecurity #UX
Stephan Wiefling | Post-Doctoral Researcher (Authentication, Usable Security)
Post-doctoral researcher in IT security focused on authentication and usability. Publications can be downloaded here.
stephanwiefling.de