2025-10-30
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....
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2025-10-28
Today over half of human-initiated traffic with Cloudflare is protected against harvest-now/decrypt-later with post-quantum encryption. What once was a cool science project, is the new security baseline for the Internet. We’re not done yet: in this blog post we’ll take measure where we are, what we expect for the coming years, and what you can do today....
2025-10-28
Cloudflare is launching an experiment with Chrome to evaluate fast, scalable, and quantum-ready Merkle Tree Certificates, all without degrading performance or changing WebPKI trust relationships....
2025-09-24
After a year since we started enabling Automatic SSL/TLS, we want to talk about these results, why they matter, and how we’re preparing for the next leap in Internet security....
2025-09-24
To prepare for a future where powerful quantum computers come online, we've upgraded our WARP client with post-quantum cryptography....
September 19, 2025 1:44 PM
Post-quantum cryptography protects against quantum threats using today’s hardware. Quantum tech like QKD may sound appealing, but it isn’t necessary or sufficient to secure organizations....
March 21, 2025 1:00 PM
This post is a beginner's guide to lattices, the math at the heart of the transition to post-quantum (PQ) cryptography. It explains how to do lattice-based encryption and authentication from scratch....
March 17, 2025 1:00 PM
We’re thrilled to announce that organizations can now protect their sensitive corporate network traffic against quantum threats by tunneling it through Cloudflare’s Zero Trust platform....
November 07, 2024 2:00 PM
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....
August 20, 2024 9:00 PM
NIST has published the first cryptographic standards for protecting against attacks from quantum computers. Learn what this means for you and your organization....
March 05, 2024 2:00 PM
Nearly 2% 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....
September 29, 2023 1:05 PM
Cloudflare announces Post-Quantum Cryptography as a Generally Available system...
September 29, 2023 1:00 PM
Starting today, you can secure the connection between Cloudflare and your origin server with post-quantum cryptography...
March 28, 2023 1:00 PM
Cloudflare is proud to participate in and contribute commitments to the 2023 Summit Summit for Democracy because we believe that everyone should have access to an Internet that is faster,...
March 16, 2023 1:00 PM
Cloudflare makes the most advanced cryptography free for everyone, and it’s in beta today...
March 16, 2023 1:00 PM
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...
October 03, 2022 1:01 PM
The future of a private and secure Internet is at stake; that is why today we have enabled post-quantum cryptography support for all our customers...
October 03, 2022 1:00 PM
Every connection we make post-quantum secure, we remove one opportunity for compromise: that's why we are announcing post-quantum Cloudflare Tunnel to help you secure every connection to our network...
August 04, 2022 1:00 PM
The future is post quantum. Enable post-quantum key agreement on your test zone today and get a headstart...
July 08, 2022 5:54 PM
On Tuesday, the US National Institute of Standards and Technology (NIST) announced which post-quantum cryptography they will standardize....
