Category:Captcha

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CAPTCHA 
computer test to discriminate human users from spambots
Wikipedia-logo-v2.svg Wikipedia
Instance ofaccess control
Inception
  • 2000
Authority control
Wikidata
Blue pencil.svg

Subcategories

This category has only the following subcategory.

R

Media in category "Captcha"

The following 46 files are in this category, out of 46 total.