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Universal SSL: Encryption all the way to the origin, for free

Published on by Nick Sullivan.

Last September, CloudFlare unveiled Universal SSL, enabling HTTPS support for all sites by default. All sites using CloudFlare now support strong cryptography from the browser to CloudFlare’s servers. One of the most popular requests for Universal SSL was to make it easier to encrypt the other half of the

Kyoto Tycoon Secure Replication

Published on by Nick Sullivan.

Kyoto Tycoon is a distributed key-value store written by FAL Labs, and it is used extensively at CloudFlare. Like many popular key-value stores, Kyoto Tycoon uses timestamp-based replication to ensure eventual consistency and guarantee ordering. Kyoto Tycoon is an open source project, and in the spirit of the holidays, we’

CloudFlare and SHA-1 Certificates

Published on by Nick Sullivan.

At CloudFlare, we’re dedicated to ensuring sites are not only secure, but also available to the widest audience. In the coming months, both Google’s Chrome browser and Mozilla’s Firefox browser are changing their policy with respect to certain web site certificates. We are aware of these changes,