8 citations · 14 across the 3 of their papers we have counts for
4 papers · 1 filter
A Transcontinental Analysis of Account Remediation Protocols of Popular Websites
Philipp Markert, Andrick Adhikari, Sanchari Das
Websites are used regularly in our day-today lives, yet research has shown that it is challenging for many users to use them securely, e.g., most prominently due to weak passwords…
"I have no idea what they're trying to accomplish:" Enthusiastic and Casual Signal Users' Understanding of Signal PINs
Daniel V. Bailey, Philipp Markert, Adam J. Aviv
We conducted an online study with Signal users on their understanding and usage of PINs in Signal. In our study, we observe a split in PIN management and composition stra…
Knock, Knock. Who's There? On the Security of LG's Knock Codes
Raina Samuel, Philipp Markert, Adam J. Aviv +1
Knock Codes are a knowledge-based unlock authentication scheme used on LG smartphones where a user enters a code by tapping or "knocking" a sequence on a 2x2 grid. While a lesser u…
This PIN Can Be Easily Guessed: Analyzing the Security of Smartphone Unlock PINs
Philipp Markert, Daniel V. Bailey, Maximilian Golla +2
In this paper, we provide the first comprehensive study of user-chosen 4- and 6-digit PINs (n=1220) collected on smartphones with participants being explicitly primed for device un…