The Captcha widget generates a test that humans can pass but current computer programs cannot (the well-known words in images). This protects your application against bots overflowing your database.
Widgets2 stars, based on 2 votes
Sebastiaan van der Plaat
1/5starsAfter an audit from an external party, the results showed that the Captcha module is not safe. This is because the 'valid' boolean can be changed on the data layer.