Announcing Pages support for monorepos, wrangler.toml, database integrations and more!
Announcing Pages support for monorepos, wrangler.toml, database integrations and more!04/04/2024 Pages launched in 2021 with the goal of empowering developers to go seamlessly from idea to production. With built-in CI/CD, Preview Deployments, integration with GitHub and GitLab, and support for all the most popular JavaScript frameworks, Pages lets you build and deploy both static and full-stack ap
We've added JavaScript-native RPC to Cloudflare Workers
We've added JavaScript-native RPC to Cloudflare Workers04/05/2024 Cloudflare Workers now features a built-in RPC (Remote Procedure Call) system enabling seamless Worker-to-Worker and Worker-to-Durable Object communication, with almost no boilerplate. You just define a class: export class MyService extends WorkerEntrypoint { sum(a, b) { return a + b; } } And then you call it: let three = await env.
Improved Cloudflare Workers testing via Vitest and workerd
Improved Cloudflare Workers testing via Vitest and workerd03/15/2024 This post is also available in Español. Today, we’re excited to announce a new Workers Vitest integration - allowing you to write unit and integration tests via the popular testing framework, Vitest, that execute directly in our runtime, workerd! This integration provides you with the ability to test anything related to your Work
Log Explorer: monitor security events without third-party storage
Log Explorer: monitor security events without third-party storage03/08/2024 This post is also available in Français, Español, 简体中文, 繁體中文, 日本語, 한국어 and Deutsch. Today, we are excited to announce beta availability of Log Explorer, which allows you to investigate your HTTP and Security Event logs directly from the Cloudflare Dashboard. Log Explorer is an extension of Security Analytics, giving you th
polyfill.io now available on cdnjs: reduce your supply chain risk | The Cloudflare Blog
polyfill.io now available on cdnjs: reduce your supply chain risk02/29/2024 Polyfill.io is a popular JavaScript library that nullifies differences across old browser versions. These differences often take up substantial development time. It does this by adding support for modern functions (via polyfilling), ultimately letting developers work against a uniform environment simplifying development. T
Thanksgiving 2023 security incident
This post is also available in 简体中文, 繁體中文, 日本語, 한국어, Español, Português, Français, Deutsch and Polski. On Thanksgiving Day, November 23, 2023, Cloudflare detected a threat actor on our self-hosted Atlassian server. Our security team immediately began an investigation, cut off the threat actor’s access, and on Sunday, November 26, we brought in CrowdStrike’s Forensic team to perform their own indep
CDN-Cache-Control: Precision Control for your CDN(s)
With these headers and directives set, intermediaries know whether it’s safe for something to be cached, how long it should be cached, and what to do once it’s no longer permitted to remain in cache. Interaction with other Cloudflare featuresEdge Cache TTL Page RuleEdge Cache TTL is a page rule that is meant to override the amount of time an asset is cached on the edge (Cloudflare data centers) an
Improving DNS Privacy with Oblivious DoH in 1.1.1.1
Improving DNS Privacy with Oblivious DoH in 1.1.1.112/08/2020 Today we are announcing support for a new proposed DNS standard — co-authored by engineers from Cloudflare, Apple, and Fastly — that separates IP addresses from queries, so that no single entity can see both at the same time. Even better, we’ve made source code available, so anyone can try out ODoH, or run their own ODoH service! But fi
How Cloudflare mitigated yet another Okta compromise
How Cloudflare mitigated yet another Okta compromise10/20/2023 This post is also available in 简体中文, 繁體中文, 日本語 and 한국어. On Wednesday, October 18, 2023, we discovered attacks on our system that we were able to trace back to Okta – threat actors were able to leverage an authentication token compromised at Okta to pivot into Cloudflare’s Okta instance. While this was a troubling security incident, our
HTTP/2 Rapid Reset: deconstructing the record-breaking attack
HTTP/2 Rapid Reset: deconstructing the record-breaking attack10/10/2023 This post is also available in 简体中文, 繁體中文, 日本語, 한국어, Deutsch, Français and Español. Starting on Aug 25, 2023, we started to notice some unusually big HTTP attacks hitting many of our customers. These attacks were detected and mitigated by our automated DDoS system. It was not long however, before they started to reach record b
New Workers pricing — never pay to wait on I/O again
New Workers pricing — never pay to wait on I/O again09/28/2023 Today we are announcing new pricing for Cloudflare Workers and Pages Functions, where you are billed based on CPU time, and never for the idle time that your Worker spends waiting on network requests and other I/O. Unlike other platforms, when you build applications on Workers, you only pay for the compute resources you actually use. W
A Socket API that works across JavaScript runtimes — announcing a WinterCG spec and Node.js implementation of connect()
A Socket API that works across JavaScript runtimes — announcing a WinterCG spec and Node.js implementation of connect()09/28/2023 Earlier this year, we announced a new API for creating outbound TCP sockets — connect(). From day one, we’ve been working with the Web-interoperable Runtimes Community Group (WinterCG) community to chart a course toward making this API a standard, available across all r
Typo traps: analyzing traffic to exmaple.com (or is it example.com?)
Typo traps: analyzing traffic to exmaple.com (or is it example.com?)09/22/2023 A typo is one of those common mistakes with unpredictable results when it comes to the Internet’s domain names (DNS). In this blog post we’re going to analyze traffic for exmaple.com, and see how a very simple human error ends up creating unintentional traffic on the Internet. Cloudflare has owned exmaple.com for a few
D1: open beta is here
This post is also available in 简体中文, 繁體中文, 日本語 and 한국어. D1 is now in open beta, and the theme is “scale”: with higher per-database storage limits and the ability to create more databases, we’re unlocking the ability for developers to build production-scale applications on D1. Any developers with an existing paid Workers plan don’t need to lift a finger to benefit: we’ve retroactively applied this
Cloudflare is free of CAPTCHAs; Turnstile is free for everyone
Cloudflare is free of CAPTCHAs; Turnstile is free for everyone09/29/2023 This post is also available in 简体中文, 繁體中文, 日本語 and 한국어. For years, we’ve written that CAPTCHAs drive us crazy. Humans give up on CAPTCHA puzzles approximately 15% of the time and, maddeningly, CAPTCHAs are significantly easier for bots to solve than they are for humans. We’ve spent the past three and a half years working to b
Wasm core dumps and debugging Rust in Cloudflare Workers
Wasm core dumps and debugging Rust in Cloudflare Workers08/14/2023 A clear sign of maturing for any new programming language or environment is how easy and efficient debugging them is. Programming, like any other complex task, involves various challenges and potential pitfalls. Logic errors, off-by-ones, null pointer dereferences, and memory leaks are some examples of things that can make software
Introducing HTTP/3 Prioritization
Today, Cloudflare is very excited to announce full support for HTTP/3 Extensible Priorities, a new standard that speeds the loading of webpages by up to 37%. Cloudflare worked closely with standards builders to help form the specification for HTTP/3 priorities and is excited to help push the web forward. HTTP/3 Extensible Priorities is available on all plans on Cloudflare. For paid users, there is
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How Picsart leverages Cloudflare's Developer Platform to build globally performant services
Introducing notifications for HTTP Traffic Anomalies
You can now use WebGPU in Cloudflare Workers