How to setup hCaptcha
Go to the hCaptcha website, sign up and create a new site.
Add the necessary domains your site will be accessed by into the fields provided.
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.
Login to uSkinned Site Builder CMS.
In the tree menu, go to 'Global'.
From the grid, select 'Settings'.
Go to the Form tab > Choose hCaptcha > Paste your Site Key and Secret Key into the respective fields provided.
All out-of-the-box uSkinned forms will now run successfully with hCaptcha spam protection.