We further Cloudflare's mission to help build a better Internet by melding research with implementation Latest Research Updates → subscribe to our quarterly newsletter The state of the post-quantum Internet Today, nearly two percent of all TLS 1.3 connections established with Cloudflare are secured with post-quantum cryptography. What once was the topic of futuristic tech demos will soon be the new security baseline for the Internet Privacy Pass: upgrading to the latest protocol version In this post, we explore the latest changes to Privacy Pass protocol. We are also excited to introduce a public implementation of the latest IETF draft of the Privacy Pass protocol — including a set of open-source templates that can be used to implement Privacy Pass Origins, Issuers, and Attesters Have your data and hide it too: an introduction to differential privacy Providing software and web services that deliver value for users often requires measuring user behavior. In this blog we discuss emerging cryptographic and statistical techniques that enable collecting such measurements without violating user privacy