Using Cloudflare Workers and reCAPTCHA v3 for a Static Site Contact Form

IntroductionI recently wrote a blog post that involved using a Cloudflare Worker to serve Brotli 11 compressed HTML rather than the standard uncompressed HTML file. Off the back of this post, I’ve decided to write one about my Cloudflare Worker setup that I use for my Contact Page. In order to stop the spam, I also integrated reCAPTCHA v3 into the form functionality. The form is pretty simple, it asks a visitor for their full name, email address and the message they with to send to me. The Wo...