Literature Reviews

Reviewed research papers, articles, and publications relevant to digital accessibility.

• Towards A Universally Usable Human Interaction Proof: Evaluation of Task Completion Strategies

  Graig Sauer, Jonathan Lazar, Harry Hochheiser, Jinjuan Feng (2010) — ACM Transactions on Accessible Computing

  This paper addresses a critical accessibility barrier: CAPTCHAs and human-interaction proofs (HIPs) that effectively lock people with visual impairments out of web services. Prior research showed that blind users could only solve audio CAPTCHAs about…

  • CAPTCHA
  • blind users
  • screen readers
  • universal usability
  • web security
  • authentication