Online Commentary

Does the Future of Digital Identity Offer Us Greater Security and Convenient Experiences? 2022. Published on: OneSpan Blog and Help Net Security

Blockchain and Decentralized Identity: How Transparency Can Improve Identity Verification for Banks. 2020. Published on: OneSpan Blog, Finance Derivative.

Digital Identity & Blockchains Research

Korir, M., Parkin, S., Dunphy, P. 2022. An Empirical Study of a Decentralized Identity Wallet: Usability, Security, and Perspectives on User Control. In Proceedings of the Eighteenth Symposium on Usable Privacy and Security (SOUPS 2022). pp 195-211. [pdf]

Dunphy, P. 2022. A Note on the Blockchain Trilemma for Decentralized Identity: Learning from Experiments with Hyperledger Indy. arXiv preprint arXiv:2204.05784. [pdf]

Dunphy, P., Garratt, L., Petitcolas, F.A.P. 2018. Decentralizing Digital Identity: Open Challenges for Distributed Ledgers. In Proceedings of IEEE European Symposium on Security and Privacy Workshops (EuroS&PW). pp 75-78. doi: 10.1109/EuroSPW.2018.00016.[pdf]

Dunphy, P., Petitcolas, F.A.P. 2018. A First Look at Identity Management Schemes on the Blockchain. In IEEE Security and Privacy Magazine (5)4. pp.20-29. PDF from IEEE or a pre-print via arXiv

Elsden,C., Nissen.B, Jabbar, K., Talhouk, R., Lustig, C., Dunphy, P., Speed,C., Vines, J. 2018. HCI for Blockchain: Studying, Designing, Critiquing and Envisioning Distributed Ledger Technologies. In Extended Abstracts of the 2018 CHI Conference on Human Factors in Computing Systems (CHI EA '18). pp 1-8. https://doi.org/10.1145/3170427.31706028. [PDF via ACM]

Cybersecurity & Cybersafety Research

Poothokaran, J., Sehgal, V., Dunphy, P., Wasicek, A. 2023. Fighting Misinformation by Building Trust in Facts. Trust over IP Discussion Paper.

Dunphy, P., Schöning, J., Nicholson, J., Olivier, P. 2015. Captchat: A Messaging Tool to Frustrate Ubiquitous Surveillance. In Proceedings of the 2015 ACM SIGCHI Conference on Human Factors in Computing Systems (CHI 15). Extended Abstract (alt.chi). pp 639-646. [pdf]

Dunphy, P., Vines, J., Coles-Kemp, L,Vlachokyriakos, V., Wright, P., McCarthy,J., Olivier,P. 2014. Understanding the Experience-centeredness of Privacy and Security Technologies. In Proceedings of the 2014 New Security Paradigms Workshop (NSPW 2014). pp 83-94. [pdf]

Vlachokyriakos, V., Dunphy, P., Taylor, N., Comber, R. and Olivier, P. 2014. BallotShare: Exploring the Design Space of Digital Voting in a Workplace environment. In Computers in Human Behaviour. http://dx.doi.org/10.1016/j.chb.2014.04.024. [pdf]

Nicholson, J., Vlachokryiakos, V., Dunphy, P., Olivier, P. 2014. Around Device Interaction for Inconspicuous Interaction? In Proceedings of Workshop on Inconspicuous Interaction. Workshop at CHI 2014.

Vines, J., Dunphy, P., and Monk, A. 2014. Pay or Delay: The Role of Technology When Managing a Low Income. In Proceedings of the 2014 ACM SIGCHI Conference on Human Factors in Computing Systems (CHI 14). pp 501-510. **CHI Honourable Mention Award** [pdf]

Dunphy,P., Monk.A., Vines,J., Blythe,M.,Olivier,P. 2013. Designing for Spontaneous and Secure Delegation in Digital Payments. In Interacting with Computers. http://10.1093/iwc/iwt038 [publisher][pdf].

Faily‚S., Coles−Kemp‚L., Dunphy‚P., Just‚M., Akama,Y., De Luca,A. 2013. Designing Interactive Secure Systems: CHI 2013 Special Interest Group. In Proceedings of the 2013 SIGCHI Conference on Human Factors in Computing Systems (CHI 13) Extended Abstract. pp 2469-2472. [pdf] SIG Website

Dunphy, P., Vlachokyriakos, V., Thieme, A., Nicholson, J., McCarthy, J., Olivier,P. 2015. Social Media as a Resource of Security Experiences: A Qualitative Analysis of #Password Tweets. In Proceedings of the Eleventh Symposium on Usable Privacy and Security (SOUPS 15). pp 141-150. [pdf]

Dunphy, P., Nicholson, J., Vlachokyriakos, V., Briggs, P., Olivier, P. 2015. Crowdsourcing and CCTV: the Effect of Interface, Financial Bonus and Video Type. Newcastle University Technical Report 1453. [pdf]

Vlachokyriakos,V., Dunphy,P., Taylor,N., Comber,R., Oliver,P. 2013. BallotShare: Exploring the Effects of Social Media on E-Voting. In CHI 2013 Workshop: Designing Social Media for Change. Workshop Website

Briggs, P, Blythe, M., Vines, J., Lindsay, S., Dunphy, P., Monk, A., Olivier, P. 2012. Invisible Design: Exploring Insights and Ideas through Ambiguous Film Scenarios. In Proceedings of the Designing Interactive Systems Conference (DIS '12). pp. 534-543. [pdf]

Vines,J., Dunphy,P., Lindsay, S.,Blythe M., Monk,A.,Olivier,P. 2012. The Joy of Cheques: Trust, Paper and Eighty Somethings. In Proceedings of the ACM 2012 conference on Computer Supported Cooperative Work (CSCW '12). pp. 147-156.[pdf]

Vines,J., Blythe,M., Dunphy,P., Monk,A. Eighty Something: Banking for the older old. In Proceedings of the 25th BCS Conference on Human-Computer Interaction (BCS-HCI '11). pp. 64-73.[pdf]

Dunphy, P., Heiner, A.P., N. Asokan. 2010. A closer look at recognition-based graphical passwords on mobile devices. In Proceedings of the Sixth Symposium on Usable Privacy and Security (SOUPS '10). Article 3 , 12 pages. [pdf]

Dunphy, P., Nicholson, J., and Olivier, P. 2008. Securing passfaces for description. In Proceedings of the 4th Symposium on Usable Privacy and Security (SOUPS '08). pp. 24-35. [pdf]

Dunphy, P., Fitch, A., and Olivier, P. 2008. Gaze Contingent passwords at the ATM. In Proceedings of The 4th COGAIN Annual Conference on Communication by Gaze Interaction (COGAIN '08).[pdf]

User Authentication Research

Ciolino, S., Parkin, S., Dunphy, P. 2019. Of Two Minds About Two-Factor: Understanding Everyday FIDO U2F Usability through Device Comparison and Experience Sampling. In Proceedings of the Fifteenth Symposium on Usable Privacy and Security (SOUPS 2019).[pdf]

von Zezschwitz, E., Dunphy,P., De Luca,A. 2013. Patterns in the Wild: A Field Study of the Usability of Pattern and PIN-based Authentication on Smartphones. In Proceedings of the 15th international conference on Human computer interaction with mobile devices and services (MobileHCI 13). pp 261-270. [pdf].

Dunphy,P. 2013. Usable, Secure and Deployable Graphical Passwords. Newcastle University PhD Thesis. [pdf]

Nicholson, J., Dunphy, P., Coventry, L., Briggs, P., Olivier, P. 2012. A security assessment of Tiles: a new portfolio-based graphical authentication system. In Proceedings of the 2012 ACM SIGCHI Conference on Human Factors in Computing Systems (CHI 12) Extended Abstract. pp. 1967-1972. [pdf]

Dunphy, P., Olivier, P. 2012. On Automated Image Choice for Secure and Usable Graphical Passwords. In Proceedings of the 28th Annual Computer Security Applications Conference (ACSAC '12). pp 99-108. [pdf]

Kim, D., Dunphy, P., Briggs, P., Hook, J., Nicholson, J., Nicholson, J., and Olivier, P. 2010. Multi-touch authentication on tabletops. In Proceedings of the 28th international Conference on Human Factors in Computing Systems (CHI '10). pp. 1093-1102. [pdf] [YouTube]

Dunphy, P. and Yan, J. 2007. Do background images improve "draw a secret" graphical passwords?. In Proceedings of the 14th ACM Conference on Computer and Communications Security (CCS '07). pp. 36-47.[pdf] [youtube]

Dunphy, P. and Yan, J. 2007. Is FacePIN secure and usable?. In Proceedings of the 3rd Symposium on Usable Privacy and Security (SOUPS '07). pp. 165-166. [pdf]

Lin, D., Dunphy, P., Olivier, P., and Yan, J. 2007. Graphical passwords & qualitative spatial relations. In Proceedings of the 3rd Symposium on Usable Privacy and Security (SOUPS '07). pp. 161-162. [pdf]

Patents

Dunphy, P., Kim,D. Nicholson, J., Nicholson, J., Hook,J., Briggs, P., Olivier,P. 2011. Observation-resistant authentication method using finger pressure determination. UK Patent GB2476822. Google Patents

Heiner, A. Dunphy, P. 2009. User Authentication. U.S. Patent No.US8843755B2. Google Patents

Machine Learning Research

Psychloula, I., Gutmann, A., Mainali, P., Lee, S., Dunphy, P., Petitcolas, F.A.P. 2021. Explainable Machine Learning for Fraud Detection. In Computer, vol. 54, no. 10, pp. 49-59. doi: 10.1109/MC.2021.3081249. PDF from IEEE or arXiv

McNaney, R., Othman, M., Richardson, D., Dunphy, P., Amaral, T., Miller, N., Olivier, P., Vines, J. 2016. Speeching: Mobile Speech Assessment to support Self-Monitoring and management for People with Parkinson’s. In Proceedings of the 2016 ACM SIGCHI Conference on Human Factors in Computing Systems (CHI 16). pp 4464-4476. [pdf]

Kharrufa, A., Nicholson, J., Dunphy, P., Hodges, S., Briggs, P., Olivier P. 2015. Using IMUs to Identify Supervisors on Touch Devices. In Proceedings of Human-Computer Interaction–INTERACT 2015. pp 565-583.

Design Research

Clarke, R., Dunphy, P., Wright,P. 2015. Photo-parshiya: Discursive Assemblages in an International Women’s Centre. In Proceedings of Research Through Design (RTD 15). [pdf]

Vines, J., Denman-Cleaver, T., Dunphy, P., Wright, P., and Olivier, P. 2014. Experience Design Theatre: Exploring the Role of Live Theatre in Scaffolding Design Dialogues. In Proceedings of the 2014 ACM SIGCHI Conference on Human Factors in Computing Systems (CHI 14). pp 683-692. [pdf]

Vlachokyriakos,V., Comber, R., Ladha,K., Taylor, N., Dunphy, P., McCorry, P., Olivier,P. 2014. PosterVote: Expanding the Action Repertoire for Local Political Activism. In Proceedings of the Designing Interactive Systems Conference (DIS 2014). pp 795-804. [pdf]

Dunphy, P., Vines, J., Monk, A., Blythe, M., Olivier, P. 2014. Understanding Financial Practices: Experiences with Eighty Somethings and the Underbanked. In Proceedings of #CHIMoney: Financial Interactions, Digital Cash, Capital Exchange and Mobile Money. Workshop at CHI 2014. [pdf]

Vines, J., Blythe, M., Lindsay, S., Dunphy, P., Monk, A., Olivier, P. 2012. Questionable concepts: critique as resource for designing with eighty somethings. In Proceedings of the 2012 ACM annual conference on Human Factors in Computing Systems (CHI '12). pp. 1169-1178.[pdf]

Vines, J., Blythe, M., Dunphy, P., Vlachokyriakos, V., Teece, I., Monk, A., Olivier, P. 2012. Cheque Mates: Participatory Design of Digital Payments with Eighty Somethings. Proceedings of the 2012 ACM SIGCHI Conference on Human Factors in Computing Systems (CHI 12). pp. 1189-1198.[pdf]

Mentis, H., Lindley,S.E., Taylor, S., Dunphy,P., Regan, T., Harper,R. 2012. Taking as an act of sharing. In Proceedings of the ACM 2012 conference on Computer Supported Cooperative Work (CSCW '12). pp. 1091-1100. [pdf]

Norman, S, J., Lawson, S., Olivier, P., Watson, P., Chan, A., Dade-Robertson, M., Dunphy, P., Green, D., Hiden, H., Hook, J., Jackson, D. 2009. AMUC - Associated Motion capture User Categories. Philosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences 367.1898. pp. 2771-2780. [pdf]

Quoted in the News

Cryptocurrency investor who lost $24 million in SIM swap attack to have his day in court. 2019. Finextra

AT&T Faces Court Showdown Over $224m SIM Swap Case. 2019. InfoSecurity Magazine

Haptic code-entry makes PINs a touch harder to steal. 2011. New Scientist

Enter your PIN using only eye movements. 2007. New Scientist

Dunphy, P. 2011. My PhD. In BCS Interfaces 86. pp. 22-24. [pdf]