Participate in the Net Neutrality Day of Action
2017-07-09
We at Cloudflare strongly believe in network neutrality, the principle that networks should not discriminate against content that passes through them. ...
How to make your site HTTPS-only
2017-07-06
The Internet is getting more secure every day as people enable HTTPS, the secure version of HTTP, on their sites and services....
Three little tools: mmsum, mmwatch, mmhistogram
2017-07-04
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....
A container identity bootstrapping tool
2017-07-03
Everybody has secrets. Software developers have many. Often these secrets—API tokens, TLS private keys, database passwords, SSH keys, and other sensitive data—are needed to make a service run properly and interact securely with other services. ...
Stupidly Simple DDoS Protocol (SSDP) generates 100 Gbps DDoS
2017-06-28
Last month we shared statistics on some popular reflection attacks. Back then the average SSDP attack size was ~12 Gbps....
Announcing the Cloudflare Apps Platform and Developer Fund
2017-06-27
When we started Cloudflare we had no idea if anyone would validate our core idea. Our idea was that everyone should have the ability to be as fast and secure as the Internet giants like Google, Facebook, and Microsoft. Six years later, it's incredible how far that core idea has taken us....
Announcing the New Cloudflare Apps
2017-06-27
Today we’re excited to announce the next generation of Cloudflare Apps. Cloudflare Apps is an open platform of tools to build a high quality website....
Project Jengo: Explaining Challenges to Patent Validity (and a looming threat)
2017-06-23
We’ve written a couple times about the problem of patent trolls, and what we are doing in response to the first case a troll filed against Cloudflare. We set a goal to find prior art on all 38 Blackbird Tech patents and applications. ...
When the Internet (Officially) Became the Public Square
2017-06-21
Sometimes, well-intended efforts to prevent unacceptable behavior run into the reality of what it means to have an open and free society....
How we built rate limiting capable of scaling to millions of domains
2017-06-07
Back in April we announced Rate Limiting of requests for every Cloudflare customer. Being able to rate limit at the edge of the network has many advantages: it’s easier for customers to set up and operate, their origin servers are not bothered by excessive traffic or layer 7 attacks....
Less Is More - Why The IPv6 Switch Is Missing
2017-05-25
At Cloudflare we believe in being good to the Internet and good to our customers. By moving on from the legacy world of IPv4-only to the modern-day world where IPv4 and IPv6 are treated equally, we believe we are doing exactly that....
Patent Troll Battle Update: Doubling Down on Project Jengo
2017-05-25
We knew the case against patent trolls was the right one, but we have been overwhelmed by the response to our blog posts on patent trolls and our program for finding prior art on the patents held by Blackbird Tech, which we’ve dubbed Project Jengo....
Reflections on reflection (attacks)
2017-05-24
Recently Akamai published an article about CLDAP reflection attacks. This got us thinking. We saw attacks from Connectionless LDAP servers back in November 2016 but totally ignored them because our systems were automatically dropping the attack traffic without any impact....
Introducing Argo — A faster, more reliable, more secure Internet for everyone
2017-05-18
The Internet is inherently unreliable, a collection of networks connected to each other with fiber optics, copper, microwaves and trust....
Introducing Load Balancing & Intelligent Failover with Cloudflare
2017-05-14
Cloudflare's Enterprise customers have been using our Load Balancing service since March, and it has been helping them avoid website downtime caused by unreliable hosting providers, Internet outages, or servers. ...
Detroit and San Diego Data Centers expand Cloudflare network to 26 North American cities
2017-05-12
Cloudflare is excited to announce deployments in Detroit and San Diego, which are our 114th and 115th data centers respectively. They join Colombo, Sri Lanka and Cape Town, South Africa....
Standing Up to a Dangerous New Breed of Patent Troll
2017-05-11
On March 20th, Cloudflare received our first patent infringement claim: Blackbird Tech LLC v. Cloudflare, Inc. Today we’re filing our Answer to that claim in a federal court in Delaware. ...
Project Jengo: Cloudflare's Prior Art Search Bounty
2017-05-11
As readers of this blog likely know, especially if you read this post, Cloudflare has been sued by a dangerous new breed of patent troll, Blackbird Technologies, asserting a very old and very vague patent. ...
Cape Town (South Africa): Cloudflare Data Center #113
2017-05-11
Back in December 2014, Cloudflare opened our first data center in Africa and our 30th datacenter globally. That was in Johannesburg, which has since seen over 10x growth in traffic delivered to South Africa and surrounding countries....
How Cloudflare analyzes 1M DNS queries per second
2017-05-10
On Friday, we announced DNS analytics for all Cloudflare customers. Because of our scale –– by the time you’ve finished reading this, Cloudflare DNS will have handled millions of DNS queries –– we had to be creative in our implementation. ...
