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Philipp Markert
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This PIN Can Be Easily Guessed: Analyzing the Security of Smartphone Unlock PINs
P Markert, DV Bailey, M Golla, M Dürmuth, AJ Aviv
IEEE Sym­po­si­um on Se­cu­ri­ty and Pri­va­cy (SP '20), 2020
652020
"You still use the password after all" – Exploring FIDO2 Security Keys in a Small Company
FM Farke, L Lorenz, T Schnitzler, P Markert, M Dürmuth
Symposium on Usable Privacy and Security (SOUPS '20), 2020
502020
On the Security of Smartphone Unlock PINs
P Markert, DV Bailey, M Golla, M Dürmuth, AJ Aviv
ACM Transactions on Privacy and Security (TOPS) 24 (4), 1-36, 2021
172021
Work in Progress: A Comparative Long-Term Study of Fallback Authentication
P Markert, M Golla, E Stobert, M Dürmuth
Workshop on Usable Security and Privacy (USEC '19), 2019
172019
Using a Blocklist to Improve the Security of User Selection of Android Patterns
CW Munyendo, M Grant, P Markert, TJ Forman, AJ Aviv
Symposium on Usable Privacy and Security (SOUPS '21), 2021
152021
Knock, Knock. Who’s There? On the Security of LG’s Knock Codes
R Samuel, P Markert, AJ Aviv, I Neamtiu
Symposium on Usable Privacy and Security (SOUPS '20), 2020
122020
"I have no idea what they're trying to accomplish:" Enthusiastic and Casual Signal Users' Understanding of Signal PINs
DV Bailey, P Markert, AJ Aviv
Symposium on Usable Privacy and Security (SOUPS '21), 2021
11*2021
View The Email to Get Hacked: Attacking SMS-Based Two-Factor Authentication
P Markert, FM Farke, M Dürmuth
Who Are You?! Adventures in Authentication (WAY '19), 2019
102019
"It’s Just a Lot of Prerequisites": A User Perception and Usability Analysis of the German ID Card as a FIDO2 Authenticator
M Keil, P Markert, M Dürmuth
European Symposium on Usable Security (EuroUSEC '22), 2022
82022
"As soon as it's a risk, I want to require MFA": How Administrators Configure Risk-based Authentication
P Markert, T Schnitzler, M Golla, M Dürmuth
Symposium on Usable Privacy and Security (SOUPS '22), 2022
82022
"The Same PIN, Just Longer": On the (In)Security of Upgrading PINs from 4 to 6 Digits
CW Munyendo, P Markert, A Nisenoff, M Grant, E Korkes, B Ur, AJ Aviv
USENIX Security Symposium (SSYM '22), 2022
72022
My Account Is Compromised – What Do I Do? Towards an Intercultural Analysis of Account Remediation for Websites
K Walsh, F Tazi, P Markert, S Das
Work­shop on In­clu­si­ve Pri­va­cy and Se­cu­ri­ty (WIPS '21), 2021
62021
Understanding Users' Interaction with Login Notifications
P Markert, L Lassak, M Golla, M Dürmuth
ACM Conference on Human Factors in Computing Systems (CHI '24), 2024
52024
A Transcontinental Analysis of Account Remediation Protocols of Popular Websites
P Markert, A Adhikari, S Das
Symposium on Usable Security and Privacy (USEC '23), 2023
32023
Towards Quantum Large-Scale Password Guessing on Real-World Distributions
M Dürmuth, M Golla, P Markert, A May, L Schlieper
In­ter­na­tio­nal Con­fe­rence on Cryp­to­lo­gy and Net­work Se­cu­ri­ty (CANS '21), 2021
32021
Where You’re Logged In: Analyzing the Usability of Device Activity Pages (Work-in-Progress)
AN Fernandes, P Markert, S Das
Annual Computer Security Applications Conference (ACSAC '22), 2022
1*2022
A Comparative Long-Term Study of Fallback Authentication Schemes
L Lassak, P Markert, M Golla, E Stobert, M Dürmuth
ACM Conference on Human Factors in Computing Systems (CHI '24), 2024
2024
"Someone Definitely Used 0000": Strategies, Performance, and User Perception of Novice Smartphone-Unlock PIN-Guessers
DV Bailey, CW Munyendo, HA Dyer, M Grant, P Markert, AJ Aviv
European Symposium on Usable Security (EuroUSEC '23), 2023
2023
Usability and Security of Risk-based Authentication
P Markert
Ruhr University Bochum, 2023
2023
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