CloudFlare Now Supports WebSockets
August 05, 2014 3:00 PM
I'm pleased to announce that CloudFlare now supports WebSockets. The ability to protect and accelerate WebSockets has been one of our most requested features....
Introducing the BPF Tools
July 03, 2014 3:00 PM
In a recent article I described the basic concepts behind the use of Berkeley Packet Filter (aka BSD Packet filter or BPF) bytecode for high performance packet filtering, and the xt_bpf iptables module....
Making code better with reviews
July 02, 2014 12:14 AM
In the past we've written about how CloudFlare isn't afraid to rip out and replace chunks of code that have proved to be hard to maintain or have simply reach end of life. ...
BPF - the forgotten bytecode
May 21, 2014 2:00 PM
Every once in a while I run into an obscure computer technology that is a hidden gem, which over the years has become mostly forgotten. This is exactly how I feel about the tcpdump tool and its kernel counterpart the packet filter interface....
CloudFlare And Open Source Software: A Two-Way Street
October 07, 2013 6:00 PM
CloudFlare uses a great deal of open source and free software. Our core server platform is nginx (which is released using a two-clause BSD license) and our primary database of choice is postgresql (which is released using their own BSD-like license). ...