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Spam protection

How Waitlark keeps bots and fake signups off your list.

Waitlark checks every signup in four ways:

  1. Allowed sites. Signups are only accepted from the sites on your project's list.
  2. Cloudflare Turnstile. A bot check that most people never notice.
  3. Limit per visitor. At most 20 tries a minute per visitor and project.
  4. Honeypot (optional). A hidden website field. People don't see it; bots fill it in, and then nothing is stored.

"We couldn't check you're human"

This is verification_failed. Usually one of these:

  • Turnstile didn't load. Check your Content Security Policy and any ad blockers.
  • The site isn't on the Turnstile widget. The bot check only works on the domains it was set up for.
  • The form was sent twice. Each check can be used once. The embed handles this itself; with your own form, reset Turnstile after an error.

Updated 19 October 2026