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Latest posts

Last updated about 7 hours ago

VoidZero is joining Cloudflare

about 8 hours ago

VoidZero, the company behind Vite, Vitest, Rolldown, Oxc, and Vite+, is joining...

Enforcing the First AS in BGP AS_PATHs

1 day ago

Some recent route hijacks reported by Spamhaus captured our attention. In many...

How we reduced core unit boot time from hours to minutes

3 days ago

Cloudflare's core is the centralized data centers that run our control plane...

How we built Cloudflare's data platform and an AI agent on top of it

7 days ago

Cloudflare processes more than a billion events every second. Our network spans...

Iran's Internet is partially restored, Cloudflare Radar data shows

8 days ago

On Tuesday, May 26, Iran’s vice president announced that Internet access had...

Announcing Claude Compliance API support with Cloudflare CASB

14 days ago

Today, we are extending Cloudflare’s cloud access security broker (CASB) to support...

Announcing Claude Managed Agents on Cloudflare

16 days ago

Cloudflare and Anthropic have collaborated to integrate Claude Managed Agents with Cloudflare...

Project Glasswing: what Mythos showed us

18 days ago

For the last few months, we've been testing a range of security-focused...

Our billing pipeline was suddenly slow. The culprit was a hidden bottleneck in ClickHouse

21 days ago

At Cloudflare, we are heavy users of ClickHouse, an open-source analytical database...

Browser Run: now running on Cloudflare Containers, it’s faster and more scalable

22 days ago

We’ve enabled higher usage limits, faster performance, and better reliability for Browser...

When "idle" isn't idle: how a Linux kernel optimization became a QUIC bug

23 days ago

CUBIC, standardized in RFC 9438, is the default congestion controller in Linux...

Building for the future

28 days ago

This afternoon, we sent the following email to our global team. One...