2017-01-10
Cloudflare is publishing today its seventh transparency report, covering the second half of 2016. For the first time, we are able to present information on a previously undisclosed National Security Letter (NSL) Cloudflare received in the 2013 reporting period. ...
2017-01-10
While working to make the Internet a better place, we also want to make it easier for our customers to have control of their content and APIs, and who has access to them. Using Cloudflare’s Token Authentication features, customers can implement access control via URL tokens or HTTP request headers....
2017-01-09
We extensively monitor our network and use multiple systems that give us visibility including external monitoring and internal alerts when things go wrong....
2017-01-01
At midnight UTC on New Year’s Day, deep inside Cloudflare’s custom RRDNS software, a number went negative when it should always have been, at worst, zero. A little later this negative value caused RRDNS to panic. ...
2016-12-30
A man, a plan, a canal, a data center. Over 5 million Internet properties are now faster across Panama, as Cloudflare turned up its newest data center in Panama City....
2016-12-30
Looking back over 2016, we saw the good and bad that comes with widespread use and abuse of the Internet. ...
2016-12-28
APIs are increasingly becoming the backbone of the modern internet - whether you're ordering food from an app on your phone or browsing a blog using a modern JavaScript framework, chances are those requests are flowing through an API. ...
2016-12-26
Back when crypto/tls was slow and net/http young, the general wisdom was to always put Go servers behind a reverse proxy like NGINX. That's not necessary anymore!...
2016-12-21
Cloudflare has an automatic image optimization feature called Polish, available to customers on paid plans. It recompresses images and removes unnecessary data so that they are delivered to browsers more quickly....
2016-12-14
We use Salt to manage our ever growing global fleet of machines. Salt is great for managing configurations and being the source of truth. We use it for remote command execution and for network automation tasks....
2016-12-13
In 2011 we launched the Cloudflare Apps platform in an article that described Cloudflare as “not ... the sexiest business in the world.” Sexy or not, Cloudflare has since grown from the 3.5 billion pageviews a month we were doing then to over 1.3 trillion per month today. ...
2016-12-13
Like most of you, I first heard of Cloudflare via this blog. I read about HTTP/2, Railgun, the Hundredth Data Center, and Keyless SSL — but I never thought I would work here. I, along with my co-founder Adam, and our friends and coworkers were hard at work building something very different. ...
2016-12-12
The load time of your website not only affects your search engine rankings, but is also correlated to the conversion rate on your site....
2016-12-07
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....
2016-12-05
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? ...
2016-12-02
On Wednesday afternoon, Cloudflare and other Internet companies noticed that the West African country of The Gambia had dropped off the Internet - the day before the presidential election that was planned to be held there on Thursday, December 1st. ...
2016-12-02
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....
2016-11-30
Sometime before midnight Monday (UK local time) a ship dropped its anchor and broke, not one, not two, but three undersea cables serving the island of Jersey in the English Channel. ...
2016-11-28
If you have experienced HTTP/2 for yourself, you are probably aware of the visible performance gains possible with HTTP/2 due to features like stream multiplexing, explicit stream dependencies, and Server Push. ...
2016-11-21
It's 2016 and almost every site using Cloudflare (more than 4 million of them) is using IPv6. Because of this, Cloudflare sees significant IPv6 traffic globally where networks have enabled IPv6 to the consumer....
