reCAPTCHA adds Google’s “I’m not a robot” checkbox to WooCommerce’s forms, to stop bots creating accounts, guessing passwords and placing fake orders.

Get your keys
- Open the Google reCAPTCHA admin console and register your site.
- Choose reCAPTCHA v2, “I’m not a robot” checkbox.
- Add your domain, and copy the Site key and Secret key.
Set it up
- Paste the Site key and Secret key.
- Choose the Widget theme: Light or Dark.
- Tick where it appears: Login form, Registration form, Lost password form and Checkout. Checkout works with both the classic shortcode and the Checkout block.
- Tick Checkout scope to only ask guests at checkout, and skip logged-in customers.
- Click Save changes, then test each form in a private browser window.
See also Checkout email blacklist and My Account menu and tabs.
Get the add-on: compare the plans for All-in-One Utilities Woo Add-on, then pick the one that fits your sites.