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February 14, 2014 1:00 AM
Introducing Strict SSL: Protecting Against a On-Path Attack on Origin Traffic
At CloudFlare, we are always looking for ways to improve the security of our customers’ websites. One of the features we provide is the ability to serve their website encrypted over SSL/TLS. ...
December 26, 2013 5:00 PM
Using CloudFlare to mix domain sharding and SPDY
It’s common knowledge that domain sharding, where the resources in a web page are shared across different domains (or subdomains), is a good thing. ...
November 21, 2013 9:00 AM
Red October: CloudFlare’s Open Source Implementation of the Two-Man Rule
At CloudFlare, we are always looking for better ways to secure the data we’re entrusted with. This means hardening our system against outside threats such as hackers, but it also means protecting against insider threats. ...
October 24, 2013 3:00 AM
A (Relatively Easy To Understand) Primer on Elliptic Curve Cryptography
Elliptic Curve Cryptography (ECC) is one of the most powerful but least understood types of cryptography in wide use today. At CloudFlare, we make extensive use of ECC to secure everything from our customers' HTTPS connections to how we pass data between our data centers....
July 11, 2013 11:02 PM
Staying on top of TLS attacks
CloudFlare makes extensive use of TLS connections throughout our
service which makes staying on top of the latest news about security problems with TLS a priority. We use TLS both externally and internally and different uses of TLS have different constraints....
February 04, 2013 2:26 PM
New "Lucky Thirteen" SSL Vulnerabilities: CloudFlare Users Protected
CloudFlare often gets early word of new vulnerabilities before they are released. Last week we got word that today (Monday, February 4, 2013) there would be a new SSL vulnerability announced. ...
December 11, 2012 5:24 PM
What We Just Did to Make SSL Even Faster
A little over a month ago, we published a couple of blog posts about how we were making SSL faster. Specifically, we enabled OCSP stapling across our network....
November 28, 2012 8:21 PM
Choosing a Two-Factor Authentication System
We've been thinking about how to best implement two-factor authentication to better protect our customers' accounts for quite some time now. When, about 6 months ago, my account was targeted by hackers the importance of a good account security became clear. ...
November 28, 2012 5:05 PM
Two-factor Authentication Now Available
With web performance and security being the core of CloudFlare, we are always looking for ways to improve not just our customers' website security, but their account security as well. Therefore, we are excited to now offer two-factor authentication for all CloudFlare accounts....
June 29, 2012 2:15 AM
How to make SSL fast
HTTP, the protocol of the web, is unencrypted by default. That means it is trivial for someone using the same local network as you to spy on all the data you send to and receive from most websites. ...
June 15, 2012 9:43 AM
Introducing SPDY
In 2009, Google began work on a new network protocol to make web pages faster. Dubbed SPDY (pronounced "speedy"), the protocol is designed to solve many of the bottlenecks that slow HTTP down. Beginning today, we're rolling out a beta of SPDY to CloudFlare customers. ...
June 01, 2012 11:55 PM
Taming BEAST: Faster, Safer SSL now on CloudFlare
For some time, the vast majority of the web has been vulnerable to the so-called BEAST SSL attack. The attack was first demonstrated in 2011, and more than 90% of the Internet including large sites like Google.com remain vulnerable to their SSL sessions being decrypted....
November 04, 2011 11:41 PM
Easiest SSL Ever, Now Included Automatically with Every Paid Plan
SSL today is too hard. While it's something every website should support, even for the technically savvy, getting a SSL certificate properly installed on your web server can be daunting. Moreover, several platforms like Google AppEngine don't fully support SSL so it's not a possi...
September 27, 2011 8:45 AM
Introducing CloudFlare's Automatic IPv6 Gateway
CloudFlare launched publicly exactly one year ago today. In that year, we have grown from virtually no traffic to powering more than 15 billion page views for 350 million unique visitors in the last month. ...