Exploring the Usability of CAPTCHAS on Smartphones: Comparisons and Recommendations
Gerardo Reynaga, Sonia Chiasson, Paul C. van Oorschot · 2015
Author(s): Gerardo Reynaga, Sonia Chiasson, Paul C. van Oorschot Download: Paper (PDF) Date: 7 Feb 2015 Document Type: Briefing Papers Additional Documents: Slides Associated Event: NDSS Symposium 2015 Abstract: Completely Automated Public Turing tests to tell Computers and Humans Apart (captchas) are challenge-response tests used as a security mechanism on the web to distinguish human … Continued