Publications

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]

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 [Website] [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 1-5, 2021 [Website] [Paper]

More Than Just Good Passwords? A Study on Usability and Security Perceptions of Risk-based Authentication

2020 - Stephan Wiefling, Markus Dürmuth, Luigi Lo Iacono

Annual Computer Security Applications Conference (ACSAC '20). Austin, USA, December 7-11, 2020 [Website] [Paper]

Knock, Knock. Who’s There? On the Security of LG’s Knock Codes

2020 - Raina Samuel, Philipp Markert, Adam J. Aviv, Iulian Neamtiu

Symposium on Usable Privacy and Security (SOUPS '20). Virtual Conference, August 7-11, 2020 [Video] [Paper] [Slides]

Evaluation of Risk-based Re-Authentication Methods

2020 - Stephan Wiefling, Tanvil Patil, Markus Dürmuth, Luigi Lo Iacono

IFIP In­ter­na­tio­nal Con­fe­rence on ICT Sys­tems Se­cu­ri­ty and Pri­va­cy Pro­tec­tion (IFIP SEC '20). Maribor, Slovenia, September 21-23, 2020 [Website] [Paper]

Usability, Sicherheit und Privatsphäre von risikobasierter Authentifizierung

2020 - Stephan Wiefling

Sicherheit 2020. Göttingen, Germany, March 17-20, 2020 [PDF]

“You still use the password after all” – Exploring FIDO2 Security Keys in a Small Company

2020 - Florian Farke, Lennart Lorenz, Theodor Schnitzler, Philipp Markert, Markus Dürmuth

Symposium on Usable Privacy and Security (SOUPS '20). Virtual Conference, August 7-11, 2020 [Video] [PDF] [Slides]

This PIN Can Be Easily Guessed: Analyzing the Security of Smartphone Unlock PINs

2020 - Philipp Markert, Daniel V. Bailey, Maximilian Golla, Markus Dürmuth, Adam J. Aviv

IEEE Sym­po­si­um on Se­cu­ri­ty and Pri­va­cy (SP '20). San Fran­cis­co, Ca­li­for­nia, USA, May 18-20, 2020 [Website] [Video] [PDF] [Slides]

View The Email to Get Hacked: Attacking SMS-Based Two-Factor Authentication

2019 - Philipp Markert, Florian Farke, Markus Dürmuth

Who Are You?! Adventures in Authentication (WAY '19). Santa Clara, California, USA, August 11, 2019 [PDF] [Slides]

Rethinking Access Control and Authentication for the Home Internet of Things (IoT)

2018 - Weijia He, Maximilian Golla, Roshni Padhi, Jordan Ofek, Markus Dürmuth, Earlence Fernandes, Blase Ur

USENIX Security Symposium 2018 (SSYM '18). Baltimore, MD, USA, August 15-17, 2018 [Video] [News] [PDF] [Slides]

POSTER: Towards Implicit Visual Memory-Based Authentication

2017 - Claude Castelluccia, Markus Dürmuth, Maximilian Golla, Fatma Deniz

USENIX Symposium on Usable Privacy and Security 2017 (SOUPS '17). Santa Clara, CA, USA, July 12-14, 2017 [Full Version]

Towards Implicit Visual Memory-Based Authentication

2017 - Claude Castelluccia, Markus Dürmuth, Maximilian Golla, Fatma Deniz

ISOC Network and Distributed System Security Symposium 2017 (NDSS '17). San Diego, CA, USA, February 26 - March 1, 2017 [Video] [PDF] [Slides]

EmojiAuth: Quantifying the Security of Emoji-based Authentication

2017 - Maximilian Golla, Dennis Detering, Markus Dürmuth

Workshop on Usable Security 2017 (USEC '17). San Diego, CA, USA, February 25, 2017 [PDF] [Slides]

Who Are You? A Statistical Approach to Measuring User Authenticity

2016 - David Mandell Freeman, Sakshi Jain, Markus Dürmuth, Battista Biggio, Giorgio Giacinto

The Network and Distributed System Security Symposium 2016 (NDSS '16), San Diego, CA, USA, February 21-24, 2016 [PDF] [Slides]

Quantifying the Security of Graphical Passwords: The Case of Android Unlock Patterns

2013 - Sebastian Uellenbeck, Markus Dürmuth, Christopher Wolf, Thorsten Holz

ACM Conference on Computer and Communications Security (CCS), Berlin, November 2013 [PDF]
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