How to setup Google ReCaptcha
Step 1
First, you will need to sign up for Google Recaptcha (https://www.google.com/recaptcha/).
Step 2
Select Recaptcha V2. Add the necessary domains your site will be accessed by into the fields provided.
Step 3
Take note (or keep the browser tab open) of both the Site Key and the Secret Key. You will need these for the next step.
Step 4
Login to the CMS.
Step 5
In the tree menu, go to 'Global'.
Step 6
From the grid, select 'Settings'.
Step 7
Go to the Form tab and Paste your Site Key and Secret Key into the respective fields provided.
Step 8
All forms, including any Umbraco Forms, will now run successfully with Google Recaptcha spam protection.