Building a scheduling system with Workers and Durable Objects
2022-08-05
In this post we're going to show you how to build a scalable service that will schedule HTTP requests on a specific schedule or as one-off at a specific time ...
Experiment with post-quantum cryptography today
2022-08-04
The future is post quantum. Enable post-quantum key agreement on your test zone today and get a headstart...
Building and using Managed Components with WebCM
2022-08-03
This is how Managed Components can be useful for you right now, if you manage a website or if you’re building third-party tools...
Load Balancing with Weighted Pools
2022-08-02
Today, we’re excited to announce a frequently requested feature for our Load Balancer – Weighted Pools...
Running Zig with WASI on Cloudflare Workers
2022-08-01
After the recent announcement regarding WASI support in Workers I decided to see what it would take to get code written in Zig to run as a Worker, and it turned out to be pretty trivial. This post documents the process I followed...
When the window is not fully open, your TCP stack is doing more than you think
2022-07-26
In this blog post I'll share my journey deep into the Linux networking stack, trying to understand the memory and window management of the receiving side of a TCP connection...
Cloudflare deployment in Guam
2022-07-25
Cloudflare Deployment in Guam - Delivering a Better Internet for Faraway Pacific Ocean Archipelagos Residents...
Using Apache Kafka to process 1 trillion inter-service messages
2022-07-19
We learnt a lot about Kafka on the way to 1 trillion messages, and built some interesting internal tools to ease adoption that will be explored in this blog post...
A story about AF_XDP, network namespaces and a cookie
2022-07-18
A crash in a development version of flowtrackd (the daemon that powers our Advanced TCP Protection) highlighted the fact that libxdp (and specifically the AF_XDP part) was not Linux network namespace aware. This blogpost describes the debugging journey to find the bug, as well as a fix....
Working in public — our docs-as-code approach
2022-07-15
Besides following a docs-as-code approach, at Cloudflare we handle our documentation changes in a public repository. The contributions we get from the entire Cloudflare community help us make our documentation better every day...
How the James Webb Telescope's cosmic pictures impacted the Internet
2022-07-14
We show how the July 11-12 James Webb Telescope images that were revealed had an impact on DNS traffic in NASA and ESA websites, video and image hosting platforms, and news websites. The ‘cosmic’ results may be surprising...
Mantis - the most powerful botnet to date
2022-07-14
We named the botnet that launched the 26M rps (requests per second) DDoS attack "Mantis" as it is also like the Mantis shrimp, small but very powerful...
25,000 new trees in Nova Scotia
2022-07-13
Cloudflare is proud to announce the first 35,000 trees from our commitment to help clean up bad bots (and the climate) have been planted...
Waiting Room Event Scheduling protects your site during online events
2022-07-12
With Event Scheduling for Waiting Room, you can protect your servers from being overloaded during your event while delivering a user experience that is unique to the occasion and consistent with your brand...
Introducing Location-Aware DDoS Protection
2022-07-11
Location-Aware DDoS Protection is now available in beta for Cloudflare Enterprise customers that are subscribed to the Advanced DDoS service...
NIST’s pleasant post-quantum surprise
2022-07-08
On Tuesday, the US National Institute of Standards and Technology (NIST) announced which post-quantum cryptography they will standardize. We were already drafting this post with an educated guess on the choice NIST would make....
Cloudflare’s view of the Rogers Communications outage in Canada
2022-07-08
An outage at one of the largest ISPs in Canada, Rogers Communications, started earlier today, July 8, 2022, and is ongoing (eight hours and counting), and is impacting businesses and consumers....
Automatic Signed Exchanges may dramatically boost your site visitor numbers
2022-07-08
Automatic Signed Exchanges may dramatically boost your site visitor numbers...
Announcing support for WASI on Cloudflare Workers
2022-07-07
Today, we are announcing experimental support for WASI (the WebAssembly System Interface) on Cloudflare Workers and support within wrangler2 to make it a joy to work with...
New WAF intelligence feeds
2022-07-07
Cloudflare is expanding our WAF’s threat intelligence capabilities by adding four new managed IP lists that can be used as part of any custom firewall rule...
