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DIY Web Server: Raspberry Pi + CloudFlare

The Raspberry Pi was created with a simple mission in mind: change the way people interact with computers. This inexpensive, credit card-sized machine is encouraging people, especially kids, to start playing with computers, not on them. When the first computers came out, basic programming skills were necessary. This was the age of the Amigas, BBC […]

Tinfoil Security vulnerability scanning now easy in CloudFlare Apps

We’re pleased to introduce a new CloudFlare App: Tinfoil Security. Tinfoil Security is a service designed to find possible web application vulnerabilities. Security is central to CloudFlare’s service. Our security features operate at the network level to identify and block malicious traffic from ever reaching your website or application. However, even with that protection in […]

Experimenting with mozjpeg 2.0

One of the services that CloudFlare provides to paying customers is called Polish. Polish automatically recompresses images cached by CloudFlare to ensure that they are as small as possible and can be delivered to web browsers as quickly as possible. We’ve recently rolled out a new version of Polish that uses updated techniques (and was […]

Introducing CFSSL – CloudFlare’s PKI toolkit

Today we’re proud to introduce CFSSL—our open source toolkit for everything TLS/SSL. CFSSL is used internally by CloudFlare for bundling TLS/SSL certificates chains, and for our internal Certificate Authority infrastructure. We use this tool for all our TLS certificates. Creating a certificate bundle is a common pain point for website operators, and doing it right […]

Making code better with reviews

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. For example, we wrote a brand new DNS server and replaced our old DNS infrastructure with it. Doing so was greatly helped […]

Q&A with Ryan Lackey

Lackey being hoisted onto Sealand in the North Sea circa 2000 How did you get into computer security? I started using the Internet when I was young—in the early 1990s, before I was a teenager. I was drawn to security for two main reasons: First, I was interested in how individuals could stand up to […]

CloudFlare Acquires CryptoSeal

We’re excited to announce that CloudFlare has acquired the Trusted Computing and virtual private network (VPN) as a service company CryptoSeal. CryptoSeal was founded by Ryan Lackey, a well-known engineer in the security community whom we’ve admired for some time. The company was funded by Y Combinator and angel investors from the security community. At […]

Naming Project Galileo

What’s in a Name Earlier today, CloudFlare announced Project Galileo to protect free speech on the Web by using its sophisticated anti-DDoS resources. Seventeen (at last count) free speech, public interest, and civil society organizations are helping us identify at-risk, in-need websites for the Project. If one these websites comes under attack, CloudFlare will make […]