Towards making accessible human-interaction proofs more secure and usable

Hakan Ezgi Kiziloz, Kemal Bicakci

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

2 Citations (Scopus)

Abstract

Human-Interaction Proof (HIP) systems are widely used to prevent malicious acts of abusers. Legitimate users, however, are not satisfied with their ease of use. The response of Google to the complaints of difficulty in solving audio reCAPTCHAs was to introduce a much simpler version. But now we are back at the position where we have an accessible and usable but insecure solution. In this work, we propose a pure-Text HIP system as an attempt to satisfy accessibility, security, usability requirements altogether. We conduct a user study involving 31 blind or partially sighted users which compares the usability of our pure-Text HIP system (SMARTCHA) against Google's new audio reCAPTCHA. The results of the user study show that visually impaired users enjoy solving SMARTCHA more and prefer it against audio reCAPTCHA.

Original languageEnglish
Title of host publication20th IEEE Symposium on Computers and Communication, ISCC 2015
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages607-612
Number of pages6
ISBN (Electronic)9781467371940
DOIs
Publication statusPublished - 11 Feb 2016
Externally publishedYes
Event20th IEEE Symposium on Computers and Communication, ISCC 2015 - Larnaca, Cyprus
Duration: 6 Jul 20159 Jul 2015

Publication series

NameProceedings - IEEE Symposium on Computers and Communications
Volume2016-February
ISSN (Print)1530-1346

Conference

Conference20th IEEE Symposium on Computers and Communication, ISCC 2015
Country/TerritoryCyprus
CityLarnaca
Period6/07/159/07/15

Bibliographical note

Publisher Copyright:
© 2015 IEEE.

Keywords

  • Computers
  • Engines
  • Google
  • Hip
  • Security
  • Speech
  • Usability

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