Yesterday, around 16:36 GMT, we had an interruption to our network services. The interruption was caused by a combination of factors. First, we had an upstream bandwidth provider with some network issues that primarily affected our European data centers. Second, we misapplied a network rate limit in an attempt
The Four Critical Security Flaws that Resulted in Last Friday's Hack
A core value CloudFlare is that security information should be shared between organizations to make the entire Internet safer. That is how CloudFlare's systems work: if one site is attacked, data about that attack is immediately shared with the rest of the network so other sites can be safe.
Post Mortem: Today's Attack; Apparent Google Apps/Gmail Vulnerability; and How to Protect Yourself
This morning a hacker was able to access a customer's account on CloudFlare and change that customer's DNS records. The attack was the result of a compromise of Google's account security procedures.
Today's Outage Post Mortem
CloudFlare had an outage across much of our network today. The outage began at 20:19 (GMT). It affected approximately 75% of traffic to CloudFlare's network. The length of time for the outage varied depending on region, but the maximum period of downtime was approximately 15 minutes.
Post Mortem: The Ugly, the Bad & the Good
Last night was not our finest hour. Around 07:30 GMT, we were finishing up a push of a new DNS infrastructure. The core of what this new update was built to do is make DNS updates even faster.