Better Internet

pvcli is a curl-like tool designed to simplify the testing of complex privacy protocols like OHTTP.

Hannah Wang, Ben Yang, and Fisher Darling

By doing in-depth testing, we found nearly 70% of BGP paths experience ORIGIN attribute rewrites by transit providers seeking traffic advantages. We examine the global impact of this practice and argue for deprecating ORIGIN in route selection.

Iliana Xygkou and Bryton Herdes

As AI assistants and privacy proxies challenge the capabilities of traditional bot detection, the Web needs new models for accountability. We believe that control should remain with the client, and that an open ecosystem of anonymous credentials is key to preserving user privacy while protecting origins from abuse.

Thibault Meunier

IPv4 scarcity drives widespread use of Carrier-Grade Network Address Translation, a practice in ISPs and mobile networks that places many users behind each IP address, along with their collected activity and volumes of traffic. We introduce the method we’ve developed to detect large-scale IP sharing globally and mitigate the issues that result.

Vasilis Giotsas and Marwan Fayed

Researchers and practitioners have been studying connections almost as long as the Internet that supports them. Today, Cloudflare’s global network receives millions of connections per second. We explore various characteristics of TCP connections, including lifetimes, sizes, and more.

Suleman Ahmad and Peter Wu

We present a data-driven framework to quantify cross-layer Internet resilience. We also share a list of measurements with which to quantify facets of Internet resilience for geographical areas.

Vasilis Giotsas, Cefan Daniel Rubin, and Marwan Fayed

We are proposing—as starting points—responsible AI bot principles that emphasize transparency, accountability, and respect for content access and use preferences.

Leah Romm and Sebastian Hufnagel

Cloudflare’s free security.txt generator lets users create and manage security.txt files. Enhance vulnerability disclosure, align with industry standards, and integrate into the dashboard.

Alexandra Moraru and Sam Khawasé

At Cloudflare, we believe in the power of open source. With Project Alexandria, our expanded open source program, we’re helping open source projects have a sustainable and scalable future, providing them with the tools and protection needed to thrive.

Veronica Marin and Gabby Shires

Cloudflare launched on September 27, 2010. This week we celebrate our fourteenth birthday

Matthew Prince and Michelle Zatlyn

On September 3, 2024, the White House published a report on Internet routing security. We’ll talk about what that means and how you can help.

Mike Conlow, Emily Music, and Tom Strickx

Read through the latest milestones and expansions of Cloudflare's global backbone and how it supports our Connectivity Cloud and our services

Shozo Moritz Takaya and Bryton Herdes

polyfill.io, a popular JavaScript library service, can no longer be trusted and should be removed from websites

Matthew Prince, John Graham-Cumming, and Michael Tremante

Patrick S. Finn is joining Cloudflare as Vice President of Sales in the US, Canada, and Latin America

Patrick S. Finn

In celebration of Project Galileo's 10th anniversary, we want to give you a snapshot of what organizations that work in the public interest experience on an everyday basis when it comes to keeping

Jocelyn Woolbright

This blog discusses the introduction of MASQUE to Zero Trust WARP and how Cloudflare One customers will benefit from this modern protocol

Dan Hall

Cloudflare is officially a teenager. We launched on September 27, 2010. Today we celebrate our thirteenth birthday

Matthew Prince and Michelle Zatlyn

The speed of an Internet connection is more about decreasing real-world latency than adding underutilized bandwidth

Mike Conlow