Is Bigger Better When It Comes to Android Graphical Pattern Unlock?
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Date
2017-11-20
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Citation of Original Publication
Aviv, Adam J.; Kuber, Ravi; Budzitowski, Devon; Is Bigger Better When It Comes to Android Graphical Pattern Unlock?; IEEE Internet Computing ( Volume: 21 , Issue: 6 , November/December 2017 ); https://ieeexplore.ieee.org/document/8114690
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This work was written as part of one of the author's official duties as an Employee of the United States Government and is therefore a work of the United States Government. In accordance with 17 U.S.C. 105, no copyright protection is available for such works under U.S. Law.
Public Domain Mark 1.0
This work was written as part of one of the author's official duties as an Employee of the United States Government and is therefore a work of the United States Government. In accordance with 17 U.S.C. 105, no copyright protection is available for such works under U.S. Law.
Subjects
Abstract
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.