PassChords: Secure Multi-Touch Authentication for Blind People
Shiri Azenkot, Kyle Rector, Richard Ladner, Jacob Wobbrock · 2012 · Proceedings of the 14th International ACM SIGACCESS Conference on Computers and Accessibility (ASSETS 2012)
This paper presents PassChords, a non-visual multi-touch authentication method for blind mobile device users that is resistant to both aural and visual eavesdropping. The research begins with interviews of 13 blind smartphone users (average age 51, range 26-64) that revealed…
accessible authentication · blind users · mobile security · touch screen · VoiceOver