Important Notice: This website shows interim results and does not represent a complete accessibility audit. The content is not final, is under heavy development, and is not legally binding. The website and all its content is for internal use only; unauthorized use or distribution may result in legal consequences.

Documentation of accessibility observations for Deutsche Telekom – Mobilfunk & OneShop

1.1.1 Non-text Content (A) CAPTCHA used; no text alternative present

Priority: Critical Low Page: iPhone Erleben Observation Permalink
Accompanying Files
Observation Details

CAPTCHAs will always exclude user groups from accessing functionality of a page. Manually entered CAPTCHAs should always be avoided. If CAPTCHA is used, a text alternative must be presented so users of assistive technology can still access the functionality.

Remediation Notes

  • Evaluate use of non-visual CAPTCHA solutions.

  • Embed audio CAPTCHA as non-visual alternative.

Is image element is used:

Ensure, all HTML image elements properly set the alt attribute. Depending on the purpose of the image, choose whether to declare an image decorative, informative, or functional. For more guidance in choosing, refer to the W3C Alt-decision tree.

If the image is

  • purely decorative, set a null alt attribute as follows: <img alt="" />

  • not purely decorative, the alt attribute must not be null