8 citations · 14 across the 3 of their papers we have counts for
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cs.CR2020
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…
cs.CR2020★ 8 cited
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…