December 07, 2016 2:11 PM
The following blog post describes a debugging adventure on Cloudflare's Mesos-based cluster. This internal cluster is primarily used to process log file information so that Cloudflare customers have analytics, and for our systems that detect and respond to attacks....
December 05, 2016 1:54 PM
Recent headline grabbing DDoS attacks provoked heated debates in the DNS community. Everyone has strong opinions on how to harden DNS to avoid downtime in the future. Is it better to use a single DNS provider or multiple? ...
December 02, 2016 1:21 PM
Back in March my colleague Marek wrote about a Winter of Whopping Weekend DDoS Attacks where we were seeing 400Gbps attacks occurring mostly at the weekends. We speculated that attackers were busy with something else during the week....
October 27, 2016 12:10 PM
Last Friday the popular DNS service Dyn suffered three waves of DDoS attacks that affected users first on the East Coast of the US, and later users worldwide. ...
October 26, 2016 12:59 PM
The last few weeks have seen several high-profile outages in legacy DNS and DDoS-mitigation services due to large scale attacks. Cloudflare's customers have, understandably, asked how we are positioned to handle similar attacks....
October 11, 2016 12:59 PM
Over the last few weeks we've seen DDoS attacks hitting our systems that show that attackers have switched to new, large methods of bringing down web applications....
October 06, 2016 4:01 PM
Over the last six years, we’ve built the tooling, infrastructure and expertise to run a DNS network that handles our scale - we’ve answered a few million DNS queries in the few seconds since you started reading this....
September 30, 2016 7:56 PM
Cloudflare helps customers control their own traffic at the edge. One of two products that we introduced to empower customers to do so is Cloudflare Rate Limiting....
September 29, 2016 4:47 PM
Cloudflare's investment into building a large global network protects our customers from DDoS attacks, secures them with our Web Application Firewall and Universal SSL, as well as improving performance through our CDN and the many network-level optimizations we're constantly iter...
September 29, 2016 2:04 PM
Today, we're introducing two new Cloudflare Traffic products to give customers control over how Cloudflare’s edge network handles their traffic, allowing them to shape and direct it for their specific needs....
September 19, 2016 8:00 PM
Over 25% of all websites use WordPress, and over 10% of all internet traffic flows through CloudFlare; WordPress + CloudFlare has always been a winning combination, and now with CloudFlare’s new WordPress plugin, it's easier than ever to make your site 60% faster....
July 07, 2016 11:50 AM
A recent blog post posed the question Why do we use the Linux kernel's TCP stack?. It triggered a very interesting discussion on Hacker News....
June 30, 2016 12:09 PM
In April we announced that we had added experimental support for HTTP/2 Server Push to all CloudFlare web sites. We did this so that our customers could iterate on this new functionality. ...
June 29, 2016 1:09 PM
When writing an HTTP server or client in Go, timeouts are amongst the easiest and most subtle things to get wrong: there’s many to choose from, and a mistake can have no consequences for a long time, until the network glitches and the process hangs....
June 24, 2016 4:31 PM
We launched DNSSEC late last year and are already signing 56.9 billion DNS record sets per day. At this scale, we care a great deal about compute cost....
June 21, 2016 6:03 AM
We would like to share more details with our customers and readers on the internet outages that occurred this morning and earlier in the week, and what we are doing to prevent these from happening again....
June 17, 2016 4:00 PM
CloudFlare and Gandi have been hosting a speaker series on DNS, previously bringing in the founder of DNS Paul Mockapetris and Dan Kaminsky, who uncovered one of the most critical vulnerabilities in DNS....
June 08, 2016 5:47 PM
Late last year, the CloudFlare UI team made a huge decision: to change JavaScript frameworks from Backbone & Marionette to React & Redux....
May 13, 2016 9:55 AM
In December, we released HTTP/2 support for all customers and on April 28 we released HTTP/2 Server Push support as well....
