2026-02-27
Cloudflare Radar has added new tools for monitoring PQ adoption, KT logs for messaging, and ASPA routing records to track the Internet's migration toward more secure encryption and routing standards. ...
2025-10-30
We propose an open registry format for Web Bot Auth to move beyond IP-based identity. This allows any origin to discover and verify cryptographic keys for bots, fostering a decentralized and more trustworthy ecosystem....
2025-10-30
As AI agents change how the Internet is used, they create a challenge for security. We explore how Anonymous Credentials can rate limit agent traffic and block abuse without tracking users or compromising their privacy....
2025-09-04
Unauthorized TLS certificates were issued for 1.1.1.1 by a Certification Authority without permission from Cloudflare. These rogue certificates have now been revoked....
2025-05-15
Bots now browse like humans. We're proposing bots use cryptographic signatures so that website owners can verify their identity. Explanations and demonstration code can be found within the post....
2024-12-26
If you want to know what cache revalidation is, how it works, and why it can involve rolling a die, read on. This blog post presents a lock-free probabilistic approach to cache revalidation, along ...
2024-09-24
Cloudflare is now verifying WhatsApp’s Key Transparency audit proofs to ensure the security of end-to-end encrypted messaging conversations without having to manually check QR codes. We are publishing the results of the proof verification to https://dash.key-transparency.cloudflare.com for independent researchers and security experts to compare against WhatsApp’s. Cloudflare does not have access to underlying public key material or message metadata as part of this infrastructure....
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...
2024-01-04
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...
2022-05-16
Today, we're announcing we're bridging the two. We will make it possible for our customers to serve their sites on the IPFS network...
2022-05-16
We've developed the IPFS Gateway monitor, an observability tool that runs various IPFS scenarios on a given gateway endpoint. ...
2021-10-01
In this blog we start to explain Web3 in the context of the web's evolution, and how Cloudflare might help to support it....
2021-09-29
The Cloudflare IPFS module protects users from threats like phishing and ransomware....
2021-05-13
We want to remove CAPTCHAs completely. The idea is rather simple: a real human should be able to touch or look at their device to prove they are human, without revealing their identity. Let's explore!...
2021-01-13
We are proud to announce a new resolver for the Distributed Web, where IPFS content indexed by the Ethereum Name Service (ENS) can be accessed....
