xdpcap: XDP Packet Capture
2019-04-24
Our servers manage heaps of network packets, from legit traffic to big DDoS attacks. For top efficiency, we adopted eXpress Data Path (XDP), a Linux kernel tool for swift, low-level packet handling....
The Climate and Cloudflare
2019-04-23
Power is the precursor to all modern technology. James Watt’s steam engine energized the factory, Edison and Tesla’s inventions powered street lamps, and now both fossil fuels and renewable resources power the trillions of transistors in computers and phones....
Eating Dogfood at Scale: How We Build Serverless Apps with Workers
2019-04-19
You’ve had a chance to build a Cloudflare Worker. You’ve tried KV Storage and have a great use case for your Worker. You’ve even demonstrated the usefulness to your product or organization. ...
Announcing AMP Real URL
2019-04-17
The promise of the AMP (Accelerated Mobile Pages) project was that it would make the web, and, in particular, the mobile web, much more pleasant to surf. The AMP HTML framework was designed to make web pages load quickly....
China | Silicon Valley | China: A path less traveled
2019-04-10
Don’t tell our CEO, Matthew Prince, but the first day I interviewed at Cloudflare I had a $9.00 phone in my pocket, a knock-off similar to a Nokia 5140, but the UI was all in Chinese characters—that phone was a fitting symbol for my technical prowess. ...
Help us update the Cloudflare Blog!
2019-04-05
As you’ve probably noticed over the years, we’re always evolving and improving the look and feel of different aspects of the Cloudflare experience. Sometimes it’s more about function, other times it’s more about form, and most of the time it’s a combination of both....
Introducing WARP: fixing mobile Internet performance and security
2019-04-01
Today we're excited to announce what we began to plan more than two years ago: the 1.1.1.1 App with WARP performance and security technology. We built Warp from the ground up to thrive in the harsh conditions of the modern mobile Internet....
Transgender Day of Visibility
2019-03-31
My name is Kas. I’m a Cloudflare employee and I wanted to share my story with you on International Transgender Day of Visibility....
? The Wrangler CLI: Deploying Rust with WASM on Cloudflare Workers
2019-03-28
Today, we're open sourcing and announcing wrangler, a CLI tool for building, previewing, and publishing Rust and WebAssembly Cloudflare Workers. If that sounds like some word salad to you, that's a reasonable reaction....
When I knew Cloudflare was the right place for me
2019-03-28
Let’s be honest, interviewing for a new job can be a long, difficult process. Not only is it emotionally draining to handle multiple rejections, slow responses, and prolonged processes, it can be physically exhausting to sit through hours of stale interviews. ...
BoringTun, a userspace WireGuard implementation in Rust
2019-03-27
Today we are happy to release the source code of a project we’ve been working on for the past few months. It is called BoringTun, and is a userspace implementation of the WireGuard® protocol written in Rust....
A Full CI/CD Pipeline for Workers with Travis CI
2019-03-22
In today’s post we’re going to talk about building a CI/CD pipeline for Cloudflare Worker’s using Travis CI. If you aren’t yet aware, Cloudflare Workers allow you to run Javascript in all 165 of our data centers, and they deploy globally in about 30 seconds. Learn more here. ...
The Serverlist: Benchmarks, Workers.dev, security implications of serverless, and more
2019-03-21
The Serverlist NewsletterDevelopersCloudflare WorkersCloudflare Workers KVServerlessDeveloper Platform
Get the latest scoop on the serverless space with new developer tutorials, engage in conversations with other serverless developers, and find upcoming meetups and conferences to attend....
Writing an API at the Edge with Workers and Cloud Firestore
2019-03-21
We’re super stoked about bringing you Workers.dev, and we’re even more stoked at every opportunity we have to dogfood Workers. Using what we create keeps us tuned in to the developer experience, which takes a good deal of guesswork out of drawing our roadmaps....
Spectrum for UDP: DDoS protection and firewalling for unreliable protocols
2019-03-20
Today, we're announcing Spectrum for UDP. Spectrum for UDP works the same as Spectrum for TCP: Spectrum sits between your clients and your origin. Incoming connections are proxied through, whilst applying our DDoS protection and IP Firewall rules. ...
Preventing Request Loops Using CDN-Loop
2019-03-20
HTTP requests originate with a client and end at a web server that processes the request and returns a response. Such requests pass through multiple proxies before arriving at the requested resource. ...
Monsters in the Middleboxes: Introducing Two New Tools for Detecting HTTPS Interception
2019-03-18
The practice of HTTPS interception continues to be commonplace on the Internet. This blog post discusses types of monster-in-the-middle devices and software, and how to detect them....
RFC8482 - Saying goodbye to ANY
2019-03-15
Ladies and gentlemen, I would like you to welcome the new shiny RFC8482, which effectively deprecates DNS ANY query type. DNS ANY was a "meta-query" - think about it as a similar thing to the common A, AAAA, MX or SRV query types, but unlike these it wasn't a real query type - it was special....
Unit Testing Worker Functions
2019-03-15
If you were not aware, Cloudflare Workers lets you run Javascript in all 165+ of our Data Centers. We’re delighted to see some of the creative applications of Workers. As the use cases grow in complexity, the need to smoke test your code also grows. ...
Reflecting on my first year as Head of Cloudflare Asia
2019-03-13
One year into my role as Head of Asia for Cloudflare, I wanted to reflect on what we’ve achieved, as well as where we are going next. When I started, I spoke about growing our brand recognition in Asia and optimizing our reach to clients by building up teams and channel partners. ...
