Lessons learned from the deployment of a smartphone-based access-control system.   [PDF, BibTeX, ]
Lujo Bauer, Lorrie Faith Cranor, Michael K. Reiter, and Kami Vaniea.
In SOUPS '07: Proceedings of the 3rd Symposium on Usable Privacy and Security, pages 64--75, July 2007. ACM. © authors  DOI:10.1145/1280680.1280689