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- Image CAPTCHA rendered with PHP GD (same character set and drawing approach as common self-hosted implementations).
- Stores the challenge using WordPress transients and a form token; does not rely on PHP sessions.
- Shortcode
[wenstoncaptcha]for pages and custom forms. - Contact Form 7: add a
wenstoncaptchaform tag (for example[wenstoncaptcha your-captcha]). - Translations included: Bulgarian, Czech, Danish, German, Spanish, Finnish, French, Greek, Italian, Polish, Russian, Swedish, Ukrainian (see
languages/).