2025-04-11
Learn about recent developments in Certificate Transparency (CT), and how we built a next-generation CT log on top of Cloudflare's Developer Platform....
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2024-10-25
Hyperdrive (Cloudflare’s globally distributed SQL connection pooler and cache) recently added support for directing database traffic from Workers across Cloudflare Tunnels. We dive deep on what it took to add this feature....
2024-09-10
Pingora handles 35M+ requests per second, so saving a few microseconds per request can translate to thousands of dollars saved on computing costs. In this post, we share how we freed up over 500 CPU cores by optimizing one function and announce trie-hard, the open source crate that we created to do it....
2024-08-22
We’re excited to announce wildcard support across our Ruleset Engine-based products and our open-source wildcard crate in Rust. Configuring rules has never been easier, with powerful pattern matching enabling simple and flexible URL redirects and beyond for users on all plans....
July 25, 2024 1:00 PM
In this post, we discuss performance optimizations we've implemented for our WAF ML product. We'll guide you through code examples, benchmarks, and we'll share the impressive latency reduction numbers...
February 28, 2024 3:00 PM
Pingora, our framework for building programmable and memory-safe network services, is now open source. Get started using Pingora today...
January 24, 2024 2:00 PM
Foundations is a foundational Rust library, designed to help scale programs for distributed, production-grade systems...
August 14, 2023 1:00 PM
Debugging Rust and Wasm with Cloudflare Workers involves a lot of the good old time-consuming and nerve-wracking printf'ing strategy. What if there’s a better way? This blog is about enabling and using Wasm core dumps and how you can easily debug Rust in Cloudflare Workers...
June 19, 2023 1:00 PM
We'll describe the technical strategies that have enabled us to expand the number of machine learning features and models, all while substantially reducing the processing time for each HTTP request on our network...
June 19, 2023 1:00 PM
How we optimized bot management’s machine learning model execution...
May 12, 2023 1:00 PM
In this blog post, we explain and open source the counting algorithm that powers Pingora. This will be the first of a series of blog posts that share both the Pingora libraries and the ideas behind them...
April 20, 2023 1:00 PM
We split a proxy application into multiple services to improve development agility and reliability. This blog also shares some common patterns we are leveraging to design a system supporting zero-downtime restart...
April 04, 2023 1:00 PM
Deploying new versions of long-lived server software while maintaining a reliable experience is challenging. For oxy, we established several development and operational patterns to increase reliability and reduce friction in deployments...
March 30, 2023 1:00 PM
We have recently introduced Oxy, our Rust-based framework for proxies powering many Cloudflare services and products. Today, we will explain why and how it spans various layers of the OSI model, by handling directly raw IP packets, TCP connections and UDP payloads...
March 02, 2023 3:05 PM
In this blog post, we are proud to introduce Oxy - our modern proxy framework, developed using the Rust programming language...
September 14, 2022 1:00 PM
Today we are excited to talk about Pingora, a new HTTP proxy we’ve built in-house using Rust that serves over 1 trillion requests a day...
September 15, 2021 12:59 PM
Using Rust and Cloudflare Workers helps us quickly iterate and deliver product improvements over the coming weeks and months....
September 09, 2021 1:00 PM
Introducing the Cloudflare Workers Rust SDK: write your entire Worker in Rust, no JavaScript required. ...
August 26, 2021 3:04 PM
Using async Rust libraries is usually easy. It's just like using normal Rust code, with a little async or .await here and there. But writing your own async libraries can be hard. ...
