Verify It's You: How Users Perceive Risk-based Authentication

2021 - Stephan Wiefling, Markus Dürmuth, Luigi Lo Iacono

IEEE Security & Privacy, Volume 19, Issue 6, November-December 2021 [DOI] [Paper]

"I have no idea what they’re trying to accomplish" Enthusiastic and Casual Signal Users’ Understanding of Signal PINs

2021 - Daniel V. Bailey, Philipp Markert, Adam J. Aviv

Symposium on Usable Privacy and Security (SOUPS '21). Virtual Conference, August 8-10, 2021

Using a Blocklist to Improve the Security of User Selection of Android Patterns

2021 - Collins W. Munyendo, Miles Grant, Philipp Markert, Timothy J. Forman, Adam J. Aviv

Symposium on Usable Privacy and Security (SOUPS '21). Virtual Conference, August 8-10, 2021

Unifying Privacy Policy Detection

2021 - Henry Hosseini, Martin Degeling, Christine Utz, Thomas Hupperich

The 21st Privacy Enhancing Technologies Symposium (PETS 2021), July 12–16, 2021, Virtual Conference

Are Privacy Dashboards Good for End Users? Evaluating User Perceptions and Reactions to Google’s My Activity

2021 - Florian Farke, David Balash, Maximilian Golla, Markus Dürmuth, Adam Aviv

USENIX Security Symposium (SSYM '21). Virtual Conference, August 11-13, 2021 [arXiv Preprint]

Evaluation of Account Recovery Strategies with FIDO2-based Passwordless Authentication

2021 - Johannes Kunke, Stephan Wiefling, Markus Ullmann, Luigi Lo Iacono

Open Identity Summit 2021 (OID '21). Lyngby, Denmark, June 01-02, 2021 [Link] [Paper]

Apps Against the Spread: Privacy Implications and User Acceptance of COVID-19-Related Smartphone Apps on Three Continents

2021 - Christine Utz, Steffen Becker, Theodor Schnitzler, Florian Farke, Franziska Herbert, Leonie Schaewitz, Martin Degeling, Markus Dürmuth

ACM CHI Conference on Human Factors in Computing Systems 2021 [arXiv Preprint] [ACM Digital Library] [HTML Version]

We Built This Circuit: Exploring Threat Vectors in Circuit Establishment in Tor

2021 - Theodor Schnitzler, Christina Pöpper, Markus Dürmuth, Katharina Kohls

IEEE European Symposium on Security and Privacy (EuroS&P '21). Virtual Conference, September 6-10, 2021 [Paper]

What's in Score for Website Users: A Data-driven Long-term Study on Risk-based Authentication Characteristics

2021 - Stephan Wiefling, Markus Dürmuth, Luigi Lo Iacono

Financial Cryptography and Data Security (FC '21). Grenada, March 01-05, 2021 [Website] [Paper]

SoK: Managing Longitudinal Privacy of Publicly Shared Personal Online Data

2021 - Theodor Schnitzler, Shujaat Mirza, Markus Dürmuth, Christina Pöpper

Proceedings of Privacy Enhancing Technologies 2021, Volume 1, pp. 229-249, November 9, 2020 [PDF] [DOI]