Why TLS 1.3 isn't in browsers yet

Published on by Nick Sullivan.

Upgrading a security protocol in an ecosystem as complex as the Internet is difficult. You need to update clients and servers and make sure everything in between continues to work correctly. The Internet is in the middle of such an upgrade right now. Transport Layer Security (TLS), the protocol that

High-reliability OCSP stapling and why it matters

Published on by Nick Sullivan.

At Cloudflare our focus is making the internet faster and more secure. Today we are announcing a new enhancement to our HTTPS service: High-Reliability OCSP stapling. This feature is a step towards enabling an important security feature on the web: certificate revocation checking. Reliable OCSP stapling also improves connection times

A container identity bootstrapping tool

Published on by Nick Sullivan.

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. Today we’re sharing a tool that we built at Cloudflare to securely