Cloudflare now supports security keys with Web Authentication (WebAuthn)!
2020-04-01
We’re excited to announce that Cloudflare now supports security keys as a two factor authentication (2FA) method for all users....
Announcing the Results of the 1.1.1.1 Public DNS Resolver Privacy Examination
2020-03-31
We took a big step toward improving Internet privacy and security with the launch of the 1.1.1.1 public DNS resolver. And we really meant privacy first. We were not satisfied with the status quo and believed that secure DNS resolution with transparent privacy practices should be the new normal. ...
Introducing Quicksilver: Configuration Distribution at Internet Scale
2020-03-30
Cloudflare’s network processes more than fourteen million HTTP requests per second at peak for Internet users around the world. We spend a lot of time thinking about the tools we use to make those requests faster and more secure....
Dogfooding from Home: How Cloudflare Built our Cloud VPN Replacement
2020-03-28
Rewind to 2015. Back then, as with many other companies, all of Cloudflare’s internally-hosted applications were reached via a hardware-based VPN. ...
Migrating from VPN to Access
2020-03-28
With so many people at Cloudflare now working remotely, it's worth stepping back and looking at the systems we use to get work done and how we protect them. Over the years we've migrated from a traditional "put it behind the VPN!" company to a modern zero-trust architecture. ...
Using Cloudflare to secure your cardholder data environment
2020-03-27
As part of our ongoing compliance efforts Cloudflare’s PCI scope is reviewed quarterly and after any significant changes to ensure all in-scope systems are operating in accordance with the PCI DSS....
Migrating to React land: Gatsby
2020-03-26
As our developer documentation grows so does the need for tooling. Let’s walk through how we migrated our documentation site to Gatsby to take full advantage of static generation and React. ...
Speeding up Linux disk encryption
2020-03-25
Encrypting data at rest is vital for Cloudflare with more than 200 data centres across the world. In this post, we will investigate the performance of disk encryption on Linux and explain how we made it at least two times faster for ourselves and our customers!...
The Bandwidth Alliance Charges Forward with New Partners - Alibaba, Zenlayer, and Cherry Servers
2020-03-24
We started the Bandwidth Alliance in 2018 with a group of like-minded cloud and networking partners. Our common goal was to help our mutual customers reduce or eliminate data transfer charges, sometimes known as "bandwidth” or “egress” fees, between the cloud and the consumer. ...
Why We Started Putting Unpopular Assets in Memory
2020-03-24
Recently, we developed a technology that reduces our hit tail latency and reduces the wear out of SSDs. This technology is a memory-SSD hybrid storage system that puts unpopular assets in memory....
Deploying security.txt: how Cloudflare’s security team builds on Workers
2020-03-23
Today, we’re launching support for the security.txt initiative through Workers to help give security researchers a common location to learn about how to communicate with our team....
Adding the Fallback Pool to the Load Balancing UI and other significant UI enhancements
2020-03-21
The Cloudflare Load Balancer was introduced over three years ago to provide our customers with a powerful, easy to use tool to intelligently route traffic to their origins across the world....
The Serverlist: Workers Secrets, Serverless Supremacy, and more!
2020-03-20
Check out our thirteenth edition of The Serverlist below. Get the latest scoop on the serverless space, get your hands dirty with new developer tutorials, engage in conversations with other serverless developers, and find upcoming meetups and conferences to attend....
Remote Work Isn’t Just Video Conferencing: How We Built CloudflareTV
2020-03-20
At Cloudflare, we produce all types of video content, ranging from recordings of our Weekly All-hands to product demos. Being able to stream video on demand has two major advantages when compared to live video....
Using Cloudflare Gateway to Stay Productive (and turn off distractions) While Working Remotely
2020-03-19
This week, like most of you reading this article, I am working from home. I don’t know about you, but I’ve found it hard to stay focused when the Internet is full of news related to Coronavirus. ...
Keepalives considered harmful
2020-03-19
You’d think keepalives would always be helpful, but turns out reality isn’t always what you expect it to be. It really helps if you read Why does one NGINX worker take all the load? first....
The problem with thread^W event loops
2020-03-18
Back when Cloudflare was created, over 10 years ago now, the dominant HTTP server used to power websites was Apache httpd. However, we decided to build our infrastructure using the then relatively new NGINX server....
On the shoulders of giants: recent changes in Internet traffic
2020-03-17
As the COVID-19 emergency continues and an increasing number of cities and countries are establishing quarantines or cordons sanitaire, the Internet has become, for many, the primary method to keep in touch with their friends and families. ...
Announcing Network Analytics
2020-03-16
Back in March 2019, we released Firewall Analytics which provides insights into HTTP security events across all of Cloudflare's protection suite; Firewall rule matches, HTTP DDoS Attacks, Site Security Level which harnesses Cloudflare's threat intelligence, and more....
COVID-19 impacts on Internet traffic: Seattle, Northern Italy and South Korea
2020-03-13
The last few weeks have seen unprecedented changes in how people live and work around the world. Over time more and more companies have given their employees the right to work from home, restricted business travel and, in some cases, outright sent their entire workforce home....