Harbach et al., 2014: It's a Hard Lock Life: A Field Study of Smartphone (Un) Locking Behavior and Risk Perception

Topic:

On average, participants spent around 2.9% of their smartphone interaction time with authenticating (9% in the worst case). Participants that used a secure lock screen like PIN or Android unlock patterns considered it unnecessary in 24.1% of situations. Shoulder surfing was perceived to be a relevant risk in only 11 of 3410 sampled situations.

survey and field study, 260 participants

Constructs in this publication:

Construct	Cites	Category	Questions given?	Content validity	Pretests	Response type	Notes
Smartphone Risk Attitudes	NEW		yes	no	pilot	Open ended questions and multiple choice

Citation:

Marian Harbach, Emanuel Von Zezschwitz, Andreas Fichtner, Alexander De Luca, and Matthew Smith. It's a hard lock life: A field study of smartphone (un) locking behavior and risk perception. In Symposium on Usable Privacy and Security (SOUPS), 9–11. 2014.

Bibtex

@inproceedings{harbach_it_2014,
 author = {Harbach, Marian and Von Zezschwitz, Emanuel and Fichtner, Andreas and De Luca, Alexander and Smith, Matthew},
 booktitle = {Symposium on Usable Privacy and Security ({{SOUPS}})},
 pages = {9--11},
 shorttitle = {It'sa Hard Lock Life},
 title = {It's a Hard Lock Life: {{A}} Field Study of Smartphone (Un) Locking Behavior and Risk Perception},
 year = {2014}
}

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