Lisbon, Portugal
11/14/2017
We announced today that Cloudflare has acquired Neumob. Neumob’s team built exceptional technology to speed up mobile apps, reduce errors on challenging mobile networks, and increase conversions. ...
09/29/2017
It all comes down to the speed of light. It always does. The speed of light limits the latency possible between someone using the Internet and the application they are accessing. ...
09/25/2017
When building a DDoS mitigation service it’s incredibly tempting to think that the solution is scrubbing centers or scrubbing servers. I, too, thought that was a good idea in the beginning, but experience has shown that there are serious pitfalls to this approach....
07/04/2017
In a recent blog post, my colleague Marek talked about some SSDP-based DDoS activity we'd been seeing recently. In that blog post he used a tool called mmhistogram to output an ASCII histogram....
02/23/2017
Last Friday, Tavis Ormandy from Google’s Project Zero contacted Cloudflare to report a security problem with our edge servers. He was seeing corrupted web pages being returned by some HTTP requests run through Cloudflare....
01/01/2017
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. ...
12/30/2016
Looking back over 2016, we saw the good and bad that comes with widespread use and abuse of the Internet. ...
12/02/2016
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....
10/27/2016
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. ...
09/22/2016
Long ago it was difficult, expensive, and slow to set up an HTTPS capable web site. Then along came services like CloudFlare’s Universal SSL that made switching from http:// to https:// as easy as clicking a button. ...
09/13/2016
This Thursday, September 15, we are holding our second Internet Summit at our offices in San Francisco. We have a fascinating lineup of speakers covering policy, technology, privacy, and business....
09/05/2016
On September 1, we reported that we had seen a complete shutdown of Internet access to CloudFlare sites from Gabon....
09/01/2016
A second day of rioting in Gabon after the recent election is accompanied by an Internet blackout. Residents of the capital, Libreville, reported that Internet access had been cut and we can confirm that we saw a sudden shutdown of Internet access from Gabon to sites that use CloudFlare....
08/22/2016
Traveling back and forth between the UK and US I often find myself answering the question “What does CloudFlare do?”. That question gets posed by USCIS on arrival and I’ve honed a short and accurate answer. ...
08/18/2016
On a recent trip to Cuba I brought with me a smartphone and hoped to get Internet access either via WiFi or 3G. I managed that (at a price) but also saw for myself how Cubans get access to an alternate Internet delivered by sneakernet....
06/30/2016
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. ...
06/10/2016
The layered nature of the Internet (HTTP on top of some reliable transport (e.g. TCP), TCP on top of some datagram layer (e.g. IP), IP on top of some link (e.g. Ethernet)) has been very important in its development. ...
05/17/2016
From time to time a customer writes in and asks about certain requests that have been blocked by the CloudFlare WAF. Recently, a customer couldn’t understand why it appeared that some simple GET requests for their homepage were listed as blocked in WAF analytics....
05/13/2016
Two weeks ago CloudFlare announced that it was supporting HTTP/2 Server Push for all our customers. By simply adding a Link header to an HTTP response specifying preload CloudFlare would automatically push items to web browsers that support Server Push....
05/13/2016
In December, we released HTTP/2 support for all customers and on April 28 we released HTTP/2 Server Push support as well....
