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Policy, privacy and post-quantum: anonymous credentials for everyone

The world is adopting anonymous credentials for digital privacy, but these systems are vulnerable to quantum computers. This post explores the cryptographic challenges and promising research paths toward building new, quantum-resistant credentials from the ground up.

Examining HTTP/3 usage one year on

With the HTTP/3 RFC celebrating its 1st birthday, we examined HTTP version usage trends between May 2022 - May 2023. We found that HTTP/3 usage by browsers continued to grow, but that search engine and social media bots continued to effectively ignore the latest version of the web’s core protocol

HPKE: Standardizing public-key encryption (finally!)

HPKE (RFC 9180) was made to be simple, reusable, and future-proof by building upon knowledge from prior PKE schemes and software implementations. This article provides an overview of this new standard, going back to discuss its motivation, design goals, and development process

Cloudflare and the IETF

Cloudflare helps build a better Internet through collaboration on open and interoperable standards. This post will describe how Cloudflare contributes to the standardization process to enable incremental innovation and drive long-term architectural change.

A Last Call for QUIC, a giant leap for the Internet

QUIC and HTTP/3 are open standards that have been under development in the IETF for almost exactly 4 years. On October 21, 2020, following two rounds of Working Group Last Call, draft 32 of the family of documents that describe QUIC and HTTP/3 were put into IETF Last Call.

NTS is now an RFC

After much hard work, NTS finally becomes an official RFC.This means that Network Time Security (NTS) is officially part of the collection of protocols that makes the Internet work.

CUBIC and HyStart++ Support in quiche

Congestion control and loss recovery play a big role in the QUIC transport protocol performance. We recently added support for CUBIC and HyStart++ to quiche, the library powering Cloudflare's QUIC, and lab-based testing shows promising results for performance in lossy network conditions.

Releasing kubectl support in Access

Starting today, you can use Cloudflare Access and Argo Tunnel to securely manage your Kubernetes cluster with the kubectl command-line tool. SSO requirements and a zero-trust model to your Kubernetes management in under 30 minutes.

HTTP/3: From root to tip

Explore HTTP/3 from root to tip and discover the backstory of this new HTTP syntax that works on top of the IETF QUIC transport.

The Road to QUIC

QUIC (Quick UDP Internet Connections) is a new encrypted-by-default Internet transport protocol, that provides a number of improvements designed to accelerate HTTP traffic as well as make it more secure, with the intended goal of eventually replacing TCP and TLS on the web.