CAPTCHA and Accessibility - Is This the Best We Can Do?

@inproceedings{Moreno2014CAPTCHAAA,
  title={CAPTCHA and Accessibility - Is This the Best We Can Do?},
  author={Lourdes Moreno and Mar{\'i}a Gonz{\'a}lez and Paloma Mart{\'i}nez},
  booktitle={WEBIST},
  year={2014}
}
Web access is affected by a great amount of accessibility issues that do not allow some users to access all information presented. Therefore, Web accessibility is an important issue because everybody should access Web content independently of their access features. Among these accessibility issues, a Web content element that interferes with Web accessibility is a CAPTCHA. A CAPTCHA is a challenge-response test used to determine whether or not the user is a human instead of a computer or a robot… Expand
3 Citations
HuMan: an accessible, polymorphic and personalized CAPTCHA interface with preemption feature tailored for persons with visual impairments
TLDR
The HuMan model has a CAPTCHA preemption feature which enables the user to stop the challenge audio as soon as the answer is identified, and the polymorphic nature of resolving the HuManCAPTCHA facilitates kaleidoscopic behavior in CAPTcha rendering. Expand
WebAlly: Making Visual Task-based CAPTCHAs Transferable for People with Visual Impairments
TLDR
A proof-of-concept assistive transfer system — WEBALLY — that makes task-based CAPTCHAs transferable by allowing PVIs to source justin-time, remote control help from a trusted contact and the importance of complementing rather than replacing PVIs’ existing workflows is discussed. Expand
Audio CAPTCHA Techniques: A Review
TLDR
This paper is an attempt to understand existing work and its accessibility in the arena of audioCAPTCHA and explores the obstacles in use of audio CAPTCHA. Expand

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http://www.change.org/en- AU/petitions/it-s-time-to-finally-kill-captcha-2
  • http://www.change.org/en- AU/petitions/it-s-time-to-finally-kill-captcha-2
  • 2013
http://www.change.org/en-AU/ petitions/it-s-time-to-finally-kill-captcha-2
  • 2013
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