HTTP/2 is here! Goodbye SPDY? Not quite yet
2015-12-03
Today CloudFlare is introducing HTTP/2 support for all customers using SSL/TLS connections, while still supporting SPDY. There is no need to make a decision between SPDY or HTTP/2. ...
Zürich, Switzerland: CloudFlare's 69th Data Center
2015-11-20
Grüetzi Zürich, our 5th point of presence (PoP) to be announced this week, and 69th globally! Located at the northern tip of Lake Zürich in Switzerland, the city of Zürich, often referred to as "Downtown Switzerland," is the largest city in the country....
CloudFlare launches India data centers in Mumbai, Chennai and New Delhi
2015-11-19
India is home to 400 million Internet users, second only to China, and will add more new users this year than any other country in the world. CloudFlare protects and accelerates 4 million websites, mobile apps and APIs, and is trusted by over 10,000 new customers each day....
The story of one latency spike
2015-11-19
A customer reported an unusual problem with our CloudFlare CDN: our servers were responding to some HTTP requests slowly. Extremely slowly. 30 seconds slowly....
Copenhagen, Denmark: CloudFlare's 65th Data Center
2015-11-17
To get the week started it's our distinct pleasure to introduce CloudFlare's latest PoP (point of presence) in Copenhagen, Denmark. Our Copenhagen data center extends the CloudFlare network to 65 PoPs across 34 countries, with 17 in Europe alone. ...
Announcing Universal DNSSEC: Secure DNS for Every Domain
2015-11-10
CloudFlare launched just five years ago with the goal of building a better Internet. That’s why we are excited to announce that beginning today, anyone on CloudFlare can secure their traffic with DNSSEC in just one simple step....
Phoenix, AZ: CloudFlare's 64th data center
2015-11-06
Three years and 46 data centers later our expansion returns to the United States. Phoenix, the latest addition to the CloudFlare network, is our 11th point of presence in North America, and the start of our effort to further regionalize traffic across the continent. ...
CloudFlare is now PCI 3.1 certified
2015-11-02
The Payment Card Industry Data Security Standard (PCI DSS) is a global financial information security standard that keeps credit card holders safe. It ensures that any company processing credit card transactions adheres to the highest technical standards....
Creative foot-shooting with Go RWMutex
2015-10-29
Hi, I'm Filippo and today I managed to surprise myself! (And not in a good way.) I'm developing a new module ("filter" as we call them) for RRDNS, CloudFlare's Go DNS server. ...
Ben Fathi: Why I Joined CloudFlare
2015-10-26
I’m sure some of you are scratching your head right about now wondering why I would join an Internet security and optimization company. But, Ben, this is not even close to your passion: operating systems....
Results of experimenting with Brotli for dynamic web content
2015-10-23
Compression is one of the most important tools CloudFlare has to accelerate website performance. Compressed content takes less time to transfer, and consequently reduces load times....
DNSSEC is Open for Beta
2015-10-20
Since January, CloudFlare has been running a small, private beta for DNSSEC. Starting today, the DNSSEC beta is open for everyone. ...
A Look at the New WordPress Brute Force Amplification Attack
2015-10-16
Recently, a new brute force attack method for WordPress instances was identified by Sucuri. This latest technique allows attackers to try a large number of WordPress username and password login combinations in a single HTTP request....
Single RX queue kernel bypass in Netmap for high packet rate networking
2015-10-09
In a previous post we discussed the performance limitations of the Linux kernel network stack. We detailed the available kernel bypass techniques allowing user space programs to receive packets with high throughput. ...
Doubling the speed of jpegtran with SIMD
2015-10-08
It is no secret that at CloudFlare we put a great effort into accelerating our customers' websites. One way to do it is to reduce the size of the images on the website. This is what our Polish product is for. ...
Manchester, UK: CloudFlare's 63rd data center
2015-10-06
Our new point of presence in Manchester, UK brings the CloudFlare network to 63 points of presence across 33 countries. In other words, the sun never sets across the CloudFlare network. ...
Happy 5th Birthday, CloudFlare!
2015-09-28
Today is September 27, 2015. It's a rare Super Blood Moon. And it's also CloudFlare's birthday. CloudFlare launched 5 years ago today. It was a Monday. While Michelle, Lee, and I had high expectations, we would never have imagined what's happened since then....
Mobile Ad Networks as DDoS Vectors: A Case Study
2015-09-25
CloudFlare servers are constantly being targeted by DDoS'es. We see everything from attempted DNS reflection attacks to L7 HTTP floods involving large botnets....
iOS 9 — How did the launch really go?
2015-09-22
On September 16 2015 at 10:00AM PST, Apple released their latest update to the iPhone: iOS 9. For several days after the announcement, ISPs and customers reported problems downloading iOS 9 due to overloaded servers....
Why we raised $110m from Fidelity, Google, Microsoft, Baidu and Qualcomm
2015-09-22
The past few years have been marked by tremendous growth for CloudFlare. At the time of our last fundraising in December 2012, CloudFlare was a team of 37 operating a network in 23 cities and 15 countries—today we number over 200 with a presence in 62 cities and 33 countries....