Expert Resources: CAPTCHA


These are the items that relate to CAPTCHA found on the AbilityNet website. They may be factsheets, webinars, news stories, blog posts or reports.

  • Take the AbilityNet CAPTCHA challenge

    Robin Christopherson | 21 Sep 2016
    Take our CAPTCHA challenge to see if you could survive on the web if you had to rely on sound instead of vision...

  • Website Security: Sorting the Humans From the Robots

    Robin Christopherson | 12 Mar 2015
    Google's new No CAPTCHA re CAPTCHA solutions brings the problem of website security and spam attacks down to one simple question and tickbox; “Are you a robot?” But has it solved the accessibility conundrum?