### MORE POSTS

September 05, 2024 7:00 AM

###### Bringing insights into TCP resets and timeouts to Cloudflare Radar

New TCP resets and timeouts dataset on Cloudflare Radar surfaces connection tampering, scanning, DoS attacks, and more....

August 20, 2024 9:00 PM

###### NIST’s first post-quantum standards

NIST has published the first cryptographic standards for protecting against attacks from quantum computers. Learn what this means for you and your organization....

August 08, 2024 2:05 PM

###### Introducing Automatic SSL/TLS: securing and simplifying origin connectivity

This new Automatic SSL/TLS setting will maximize and simplify the encryption modes Cloudflare uses to communicate with origin servers by using the SSL/TLS Recommender....

March 05, 2024 2:00 PM

###### 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...

January 04, 2024 4:07 PM

###### 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, Issu...

December 22, 2023 4:16 PM

###### 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...

October 02, 2023 1:00 PM

###### Birthday Week recap: everything we announced — plus an AI-powered opportunity for startups

Need a recap or refresher on all the big Birthday Week news this week? This recap has you covered...

September 29, 2023 1:05 PM

###### Post-quantum cryptography goes GA

Cloudflare announces Post-Quantum Cryptography as a Generally Available system...

September 29, 2023 1:00 PM

###### Encrypted Client Hello - the last puzzle piece to privacy

We're excited to announce a contribution to improving privacy for everyone on the Internet. Encrypted Client Hello, a new standard that prevents networks from snooping on which websites a user is visiting, is now available on all Cloudflare plans. ...

September 29, 2023 1:00 PM

###### Cloudflare now uses post-quantum cryptography to talk to your origin server

Starting today, you can secure the connection between Cloudflare and your origin server with post-quantum cryptography...

September 29, 2023 1:00 PM

###### Privacy-preserving measurement and machine learning

Cloudflare is implementing DAP (Distributed Aggregation Protocol) – a way of aggregating data without exposing individual measurements that uses multi-party computation...

September 04, 2023 1:00 PM

###### Connection coalescing with ORIGIN Frames: fewer DNS queries, fewer connections

In this blog we’re going to take a closer look at “connection coalescing”, with specific focus on manage it at a large scale...

March 16, 2023 1:00 PM

###### Post-quantum crypto should be free, so we’re including it for free, forever

Cloudflare makes the most advanced cryptography free for everyone, and it’s in beta today...

March 16, 2023 1:00 PM

###### No, AI did not break post-quantum cryptography

The recent news reports of AI cracking post-quantum cryptography are greatly exaggerated. In this blog, we take a deep dive into the world of side-channel attacks and how AI has been used for more than a decade already to aid it...

January 27, 2023 2:00 PM

###### Inside Geo Key Manager v2: re-imagining access control for distributed systems

Using the story of Geo Key Manager v2 as an example, let’s re-imagine access control for distributed systems using a variant of public-key cryptography, called attribute-based encryption....