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Designing challenge questions for location‐based authentication systems: a real‐life study
2015
Human-Centric Computing and Information Sciences
Online service providers often use challenge questions (a.k.a. knowledge-based authentication) to facilitate resetting of passwords or to provide an extra layer of security for authentication. While prior schemes explored both static and dynamic challenge questions to improve security, they do not systematically investigate the problem of designing challenge questions and its effect on user recall performance. Interestingly, as answering different styles of questions may require different
doi:10.1186/s13673-015-0032-3
fatcat:upxj5qlq4jgeflswyvmqaqjx4u