A next-generation Certificate Transparency log built on Cloudflare Workers
2025-04-11
Learn about recent developments in Certificate Transparency (CT), and how we built a next-generation CT log on top of Cloudflare's Developer Platform....
A look at the latest post-quantum signature standardization candidates
2024-11-07
NIST has standardized four post-quantum signature schemes so far, and they’re not done yet: there are fourteen new candidates in the running for standardization....
A global assessment of third-party connection tampering
2024-09-05
Cloudflare brings visibility to the practice of connection tampering as observed from our global network....
Bringing insights into TCP resets and timeouts to Cloudflare Radar
2024-09-05
New TCP resets and timeouts dataset on Cloudflare Radar surfaces connection tampering, scanning, DoS attacks, and more....
NIST’s first post-quantum standards
2024-08-20
NIST has published the first cryptographic standards for protecting against attacks from quantum computers. Learn what this means for you and your organization....
Harnessing chaos in Cloudflare offices
2024-03-08
This blog post will cover the new sources of “chaos” that have been added to LavaRand and how you can make use of that harnessed chaos in your next application...
Cloudflare now uses post-quantum cryptography to talk to your origin server
2023-09-29
Starting today, you can secure the connection between Cloudflare and your origin server with post-quantum cryptography...
Privacy-Preserving Compromised Credential Checking
2021-10-14
Announcing a public demo and open-sourced implementation of a privacy-preserving compromised credential checking service...
Introducing SSL/TLS Recommender
2021-10-12
Introducing customized recommendations to improve the security of your website....
The TLS Post-Quantum Experiment
2019-10-30
In a June 2019 experiment with Google, we implemented two post-quantum key exchanges, integrated them into our TLS stack and deployed the implementation on edge servers and in Chrome Canary clients....
Monsters in the Middleboxes: Introducing Two New Tools for Detecting HTTPS Interception
2019-03-18
The practice of HTTPS interception continues to be commonplace on the Internet. This blog post discusses types of monster-in-the-middle devices and software, and how to detect them....
