Today's Network Issue
2013-05-31
Today at 16:13 UTC a large amount of traffic began hitting our Los Angeles data center. We have an in-house team that monitors our network 24x7x365 and immediately all their alarms went off....
Syrian Internet Restored
2013-05-08
Yesterday, Syria's Internet connectivity was cut off from the rest of the world. At 14:12 UTC, approximately 19 hours and 30 minutes after it had been shut down, connectivity was returned....
How Syria Turned Off the Internet (Again)
2013-05-07
Today at 18:48 UTC, Syria dropped off the Internet. Based on the data we collect from our network, as well as reports from other organizations monitoring network routes, it appears that someone systematically withdrew the BGP. ...
Cribs: CloudFlare London Edition
2013-04-28
CloudFlare's first international office opened this month near St. Paul's Cathedral in London. We decided to open this office for two major reasons: to get access to high quality software engineering, network operations and tech support folks, and to expand our 24/7 operations and support. ...
W3TC and WP Super Cache Vulnerability Discovered, We've Automatically Patched
2013-04-24
The team at the research firm Sucuri announced a serious vulnerability to W3TC and WP Super Cache this afternoon. (Update: it appears the vulnerability was first reported on WordPress.org about a month ago.)...
What CloudFlare Logs
2013-04-23
We've had a number of requests for information about what data CloudFlare logs when someone visits a site on our network. While we have provided a Privacy Policy that outlines how we keep information private, I wanted to take the time to clarify our customer log retention policies....
Patching the Internet in Realtime: Fixing the Current WordPress Brute Force Attack
2013-04-11
There is currently a significant attack being launched at a large number of WordPress blogs across the Internet. The attacker is brute force attacking the WordPress administrative portals, using the username "admin" and trying thousands of passwords. ...
Continuing the Conversations from Parallels Summit 2013
2013-04-10
As we wrote about before, we attended Parallels Summit in February where we hosted "Conversations with CloudFlare" - live video interviews with industry experts....
How the CloudFlare Team Got Into Bondage (It's Not What You Think)
2013-04-08
At CloudFlare, we're always looking for ways to eliminate bottlenecks. We're only able to deal with the very large amount of traffic that we handle because we've built a network that can efficiently handle an extremely high volume of network requests. ...
The DDoS That Almost Broke the Internet
2013-03-27
The New York Times this morning published a story about the Spamhaus DDoS attack and how CloudFlare helped mitigate it and keep the site online. The Times calls the attack the largest known DDoS attack ever on the Internet....
Page Rules Reordering Now Available
2013-03-22
Page Rules are powerful tools for controlling how CloudFlare works on your site on a page-by-page basis. Customers customize CloudFlare with Page Rules based on their specific needs....
Leading Experts Weigh in on Industry Trends at Parallels Summit 2013
2013-03-22
Last month we attended Parallels Summit to meet with new and existing partners, and hear from leading experts on the latest industry trends. ...
The DDoS That Knocked Spamhaus Offline (And How We Mitigated It)
2013-03-20
At CloudFlare, we deal with large DDoS attacks every day. Usually, these attacks are directed at large companies or organizations that are reluctant to talk about their details. Sometimes a customer is willing to let us tell their story....
Cloudflare Keeps TheBayLights.org Running Bright
2013-03-13
When you think of San Francisco, undoubtedly one bridge in particular comes to mind - The Golden Gate Bridge....
Go London User Group
2013-03-07
We've mentioned before that we're using Go internally for projects such as Railgun (and a new DNS server and SSL infrastructure amongst other things). ...
Load Balancing without Load Balancers
2013-03-06
CloudFlare had an hour-long outage this last weekend. Thankfully, outages like this have been a relatively rare occurrance for our service. ...
Today's Outage Post Mortem
2013-03-03
This morning at 09:47 UTC CloudFlare effectively dropped off the Internet. The outage affected all of CloudFlare's services including DNS and any services that rely on our web proxy....
CloudFlare London: We're hiring
2013-02-28
When we talk about international expansion we're usually talking about adding data centers around the world. The last one we added was in Seoul, South Korea....
How to Tell How Well Railgun Is Working for Your Site
2013-02-27
Yesterday, we announced that 30 of the world's largest hosting providers are now supporting CloudFlare's Railgun WAN optimization technology. ...
CloudFlare's Railgun: Easier Than Ever
2013-02-26
Over the next few days we have a number of announcements regarding CloudFlare's Railgun technology. We wanted to begin, however, with what is in some ways the end: the ways in which you can take advantage of Railgun yourself....