Google reCAPTCHA v3 protects the Cart to Email action. Leave keys empty to disable verification on the storefront.
| Site key | Paste the Site Key generated from your reCAPTCHA v3 account. |
| Secret key | Paste the Secret Key generated from your reCAPTCHA v3 account. |
| Minimum score (0–1) | Typical default is 0.5. Server action name: cart_to_email. |