Is Bigger Better When It Comes to Android Graphical Pattern Unlock?

Android unlock patterns are likely the most prevalent graphical password system to date. However, human-chosen authentication stimuli (such as text passwords and PINs) are easy to guess. Does increasing the grid size from 3 × 3 to 4 × 4 help the situation? Yes and no.

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Bibliographic Details
Published in:IEEE internet computing 2017-11, Vol.21 (6), p.46-51
Main Authors: Aviv, Adam J., Kuber, Ravi, Budzitowski, Devon
Format: Article
Language:English
Subjects:
Androids
Humanoid robots
Internet/Web technologies
natural web interfaces
NWI
password authentication
Pins
security and privacy
Smart phones
Training
Citations: Items that this one cites
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Description
Summary:Android unlock patterns are likely the most prevalent graphical password system to date. However, human-chosen authentication stimuli (such as text passwords and PINs) are easy to guess. Does increasing the grid size from 3 × 3 to 4 × 4 help the situation? Yes and no.
ISSN:1089-7801
1941-0131
DOI:10.1109/MIC.2017.4180833