Formbase does not include built-in spam detection. If you need protection against automated submissions, add it in your frontend or at the edge before forwarding data to Formbase. Here are the most common patterns.Documentation Index
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CAPTCHA
Add reCAPTCHA or Turnstile to your form and block submissions when verification fails.
Edge rules
Use a reverse proxy or CDN rules to block suspicious traffic or known bot patterns.
Server-side validation
Post to your own API first, validate the request, then forward to Formbase.
Honeypot fields
Add a hidden field and treat filled submissions as spam.
Combine multiple techniques for the best results. CAPTCHA + rate limiting is a common baseline.