Home > Research > Publications & Outputs > Graphical passwords and qualitative spatial rel...

Links

Text available via DOI:

View graph of relations

Graphical passwords and qualitative spatial relations

Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSNConference contribution/Paperpeer-review

Published

Standard

Graphical passwords and qualitative spatial relations. / Lin, Di; Dunphy, Paul; Olivier, Patrick et al.
SOUPS '07 Proceedings of the 3rd symposium on Usable privacy and security. New York: ACM, 2007. p. 161-162.

Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSNConference contribution/Paperpeer-review

Harvard

Lin, D, Dunphy, P, Olivier, P & Yan, J 2007, Graphical passwords and qualitative spatial relations. in SOUPS '07 Proceedings of the 3rd symposium on Usable privacy and security. ACM, New York, pp. 161-162. https://doi.org/10.1145/1280680.1280708

APA

Lin, D., Dunphy, P., Olivier, P., & Yan, J. (2007). Graphical passwords and qualitative spatial relations. In SOUPS '07 Proceedings of the 3rd symposium on Usable privacy and security (pp. 161-162). ACM. https://doi.org/10.1145/1280680.1280708

Vancouver

Lin D, Dunphy P, Olivier P, Yan J. Graphical passwords and qualitative spatial relations. In SOUPS '07 Proceedings of the 3rd symposium on Usable privacy and security. New York: ACM. 2007. p. 161-162 doi: 10.1145/1280680.1280708

Author

Lin, Di ; Dunphy, Paul ; Olivier, Patrick et al. / Graphical passwords and qualitative spatial relations. SOUPS '07 Proceedings of the 3rd symposium on Usable privacy and security. New York : ACM, 2007. pp. 161-162

Bibtex

@inproceedings{bc0c8f9ae2184b93ba1c4cdf0dd3ea49,
title = "Graphical passwords and qualitative spatial relations",
abstract = "A potential drawback of graphical password schemes is that they are more vulnerable to shoulder surfing than conventional alphanumeric text passwords. We present a variation of the Draw-a-Secret scheme originally proposed by Jermyn et al [1] that is more resistant to shoulder surfing through the use of a qualitative mapping between user strokes and the password, and the use of dynamic grids to both obfuscate attributes of the user secret and encourage them to use different surface realizations of the secret. The use of qualitative spatial relations relaxes the tight constraints on the reconstruction of a secret; allowing a range of deviations from the original. We describe QDAS (Qualitative Draw-A-Secret), an initial implementation of this graphical password scheme, and the results of an empirical study in which we examined the memorability of secrets, and their susceptibility to shoulder-surfing attacks, for both Draw-A-Secret and QDAS.",
author = "Di Lin and Paul Dunphy and Patrick Olivier and Jeff Yan",
year = "2007",
doi = "10.1145/1280680.1280708",
language = "English",
isbn = "9781595938015",
pages = "161--162",
booktitle = "SOUPS '07 Proceedings of the 3rd symposium on Usable privacy and security",
publisher = "ACM",

}

RIS

TY - GEN

T1 - Graphical passwords and qualitative spatial relations

AU - Lin, Di

AU - Dunphy, Paul

AU - Olivier, Patrick

AU - Yan, Jeff

PY - 2007

Y1 - 2007

N2 - A potential drawback of graphical password schemes is that they are more vulnerable to shoulder surfing than conventional alphanumeric text passwords. We present a variation of the Draw-a-Secret scheme originally proposed by Jermyn et al [1] that is more resistant to shoulder surfing through the use of a qualitative mapping between user strokes and the password, and the use of dynamic grids to both obfuscate attributes of the user secret and encourage them to use different surface realizations of the secret. The use of qualitative spatial relations relaxes the tight constraints on the reconstruction of a secret; allowing a range of deviations from the original. We describe QDAS (Qualitative Draw-A-Secret), an initial implementation of this graphical password scheme, and the results of an empirical study in which we examined the memorability of secrets, and their susceptibility to shoulder-surfing attacks, for both Draw-A-Secret and QDAS.

AB - A potential drawback of graphical password schemes is that they are more vulnerable to shoulder surfing than conventional alphanumeric text passwords. We present a variation of the Draw-a-Secret scheme originally proposed by Jermyn et al [1] that is more resistant to shoulder surfing through the use of a qualitative mapping between user strokes and the password, and the use of dynamic grids to both obfuscate attributes of the user secret and encourage them to use different surface realizations of the secret. The use of qualitative spatial relations relaxes the tight constraints on the reconstruction of a secret; allowing a range of deviations from the original. We describe QDAS (Qualitative Draw-A-Secret), an initial implementation of this graphical password scheme, and the results of an empirical study in which we examined the memorability of secrets, and their susceptibility to shoulder-surfing attacks, for both Draw-A-Secret and QDAS.

U2 - 10.1145/1280680.1280708

DO - 10.1145/1280680.1280708

M3 - Conference contribution/Paper

SN - 9781595938015

SP - 161

EP - 162

BT - SOUPS '07 Proceedings of the 3rd symposium on Usable privacy and security

PB - ACM

CY - New York

ER -