For each image used as a CAPTCHA, is there an alternative access solution to the content or to the CAPTCHA function?

Referência WCAG

Testes

1. 1.5.1

   Does each image (<img>, <area>, <object>, <embed>, <svg>, <canvas> tags or tags with a WAI-ARIA role="img" attribute) used as a CAPTCHA meet one of these conditions?

   There is another form of non-graphical CAPTCHA, at least.
   There is another way to access functionality that is secured by the CAPTCHA.
2. 1.5.2

   Does each button associated with an image (input tag with the type="image" attribute) used as a CAPTCHA meet one of these conditions?

   There is another form of non-graphical CAPTCHA, at least.
   There is another way to access the functionality secured by the CAPTCHA.

Técnicas WCAG

• G144