Eiji Hayashi, Bryan Pendleton, Faith Kursat Ozenc and Jason Hong,
WebTicket: Account Management Using Printable Tokens,
In Proceedings of the 2012 ACM Conference on Human Factors in Computing Systems (CHI 2012), 2012
To appear
Eiji Hayashi, Martina A Rau, Zhe Han Neo, Nastasha Tan, Sriram Ramasubramanian and Eric Paulos
TimeBlocks: "Mom, Can I Have Another Block of Time?",
In Proceedings of the 2012 ACM Conference on Human Factors in Computing Systems (CHI 2012), 2012
To appear
Eiji Hayashi, Jason Hong, Nicolas Christin,
Security through a Different Kind of Obscurity: Evaluating
Distortion in Graphical Authentication Schemes,
In Proceedings of the 2011 ACM Conference on Human Factors in Computing Systems (CHI 2011), 2011
[paper]
Eiji Hayashi, Jason Hong,
A Diary Study of Password Usage in Daily Life,
In Proceedings of the 2011 ACM Conference on Human Factors in Computing Systems (CHI 2011), 2011
[paper]
Madoka Hasegawa, Nicolas Christin, and Eiji Hayashi,
New Directions in Multisensory Authentication,
Pervasive 2009 Adjunct Proceedings, pp.103-106, May 11-14, 2009, Nara, JAPAN.
[paper]
Eiji Hayashi, Nicolas Christin, Rachna Dhamija, and Adrian Perrig
Use Your Illusion: Secure Authentication Usable Anywhere
In Proceedings of the Fourth Symposium on Usable Privacy and Security (SOUPS'08).
Pittsburgh, PA. July 2008
[paper]
[slides]
[demo site]
See also preliminary version:
Mental Trapdoors for User Authentication on Small Mobile Devices
CMU CyLab Technical Report
CMU-CyLab-07-011, August 2007
Hirokazu Sasamoto, Nicolas Christin, and Eiji Hayashi
Undercover: Authentication Usable in Front of Prying Eyes
In Proceedings of the 2008 ACM Conference on Human Factors in Computing Systems (CHI 2008), pages 183-192. Florence, Italy. April 2008
[paper]