Nobody enjoys CAPTCHAs. Squinting at traffic lights and fire hydrants to prove you are human is a tax on every honest visitor, and the data those puzzles feed back to advertising networks is its own concern. Cloudflare Turnstile replaces all of that with a smart, mostly invisible check that confirms a visitor is human...
Cloudflare Playbook
Discover practical, step-by-step Cloudflare guides covering DNS, CDN caching, WAF and Zero Trust security, plus serverless on Workers, Pages, KV/R2, and Durable Objects.
Serverless compute solved the “no servers to manage” problem for application code, but databases were the awkward holdout. You could run a Worker on the edge in milliseconds, then watch it wait on a database sitting in a single far-away region. Cloudflare D1 closes that gap: it is a real SQL database, built on SQLite,...
A professional email address at your own domain, such as [email protected], instantly makes a business look more credible than a generic free-mail address. The traditional way to get one was to pay for a hosted mailbox per user, every month, forever. Cloudflare Email Routing offers a simpler path for many people:...
In the evolving landscape of web development, serverless applications are steadily carving their mark. Their undeniable advantages, such as unmatched scalability and robust performance, make them stand out. The beauty of serverless lies in its promise: delivering powerful solutions that not only scale effortlessly but...
Naming note: Cloudflare renamed this feature to Image Transformations in 2026. Everything below still works unchanged, because only the name and the billing moved. If you are looking for what changed, see Cloudflare Image Resizing is now Image Transformations . Due to how popular PrestaShop is, being widely used by...
I am posting this article due to the many requests I received regarding Cloudflare Image Resizing and my WordPress plugin. Due to how WordPress is designed, it’s not possible to make my plugin compatible with everything out there, so in this article we explore another method via Cloudflare Workers. Please note that I...
Today you will learn how to block Proxy IP’s (free ones) using Cloudflare Workers for Free. As you already know by now, Cloudflare offers Managed Lists . These are available only for Enterprise customers. Their Managed Lists are more effective than what we are doing here, but nevertheless our method is decent...
Today you will learn how to block TOR network IP’s (relays and bridges) using Cloudflare Workers for Free. Before we dig into anything, I must inform you that Cloudflare has recently introduced Managed Lists where blocking TOR can be done with a click. The only downside is that these are available only for Enterprise...