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March 04, 2019 1:00 PM
How we made Firewall Rules
Recently we launched Firewall Rules, a new feature that allows you to construct expressions that perform complex matching against HTTP requests and then choose how that traffic is handled....
October 31, 2018 12:48 PM
Improving RubyDocs with Cloudflare Workers and Workers KV
RubyDocs is an open-source service that generates and hosts “fancy docs for any Ruby project”, most notably for the Ruby language itself and for Rails, the most popular Ruby framework. ...
April 30, 2018 4:20 PM
Getting started with Terraform and Cloudflare (Part 2 of 2)
Continue exploring Terraform with Cloudflare by enabling load balancing, creating page rules, and rolling back changes....
January 19, 2018 5:38 PM
Web Cache Deception Attack revisited
In April, we wrote about Web Cache Deception attacks, and how our customers can avoid them using origin configuration. Since our previous blog post, we have looked for but have not seen any large scale attacks like this in the wild....
December 13, 2017 2:00 PM
The Curious Case of Caching CSRF Tokens
It is now commonly accepted as fact that web performance is critical for business. Slower sites can affect conversion rates on e-commerce stores, they can affect your sign-up rate on your SaaS service and lower the readership of your content....
April 25, 2017 7:45 AM
Ecommerce websites on Cloudflare: best practices
Cloudflare provides numerous benefits to ecommerce sites, including advanced DDOS protection and an industry-leading Web Application Firewall (WAF) that helps secure your transactions and protect customers’ private data....
April 14, 2017 3:00 PM
Understanding Our Cache and the Web Cache Deception Attack
About a month ago, security researcher Omer Gil published the details of an attack that he calls the Web Cache Deception attack. It works against sites that sit behind a reverse proxy (like Cloudflare) and are misconfigured in a particular way....
December 12, 2016 5:15 PM
Caching Anonymous Page Views
The load time of your website not only affects your search engine rankings, but is also correlated to the conversion rate on your site....
August 25, 2016 4:01 PM
You Can Finally Get More Page Rules For 5 For $5
Since CloudFlare launched Page Rules in 2012, our Free, Pro and Business users have been asking for a way to get more Page Rules without committing to the next plan up. Starting today, anyone on CloudFlare can add 5 additional Page Rules for just $5/month....
April 19, 2016 4:15 PM
Today Is A Big Day For Page Rules
Today we're releasing a whole suite of upgrades to page rules: API support, additional settings, pausing a page rule and a mobile-friendly design. ...
January 16, 2014 12:00 PM
A Day in the Life of a Technical Support Engineer at CloudFlare - Marty Strong, London
As a Technical Support Engineer I get to work with many different members of the CloudFlare family and with customers from all around the world. Each day is very different to the next, and of course, some days stand out more than others....
March 22, 2013 9:53 PM
Page Rules Reordering Now Available
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....
March 09, 2012 7:12 PM
Cloudflare Tips: Recommended Steps for New Users
CloudFlare's core value is that we speed up and protect any website. For new and current users, we wanted to pull together a handy guide that helps you get the most out of CloudFlare....
February 22, 2012 6:24 PM
Introducing Page Rules: Advanced Caching (Including Configurable HTML Caching)
On Monday, CloudFlare officially announced Page Rules. The new feature allows you to customize behavior on a page-by-page basis. The previous two blog posts have outlined how you can turn off CloudFlare's features based on URL patterns, or accomplish advanced URL forwarding....
February 21, 2012 6:47 PM
Introducing Page Rules: URL Forwarding
In the last blog post, I introduced Page Rules and showed how you could use it to control CloudFlare's features like Apps, Performance, and Security settings on a page-by-page basis. Here I'm going to explain how you can use the same Page Rules interface to enable URL forwarding....