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Latest posts

Last updated 3 days ago

Toxic combinations: when small signals add up to a security incident

3 days ago

At 3 AM, a single IP requested a login page. Harmless. But...

The most-seen UI on the Internet? Redesigning Turnstile and Challenge Pages

3 days ago

You've seen it. Maybe you didn't register it consciously, but you've seen...

We deserve a better streams API for JavaScript

3 days ago

Handling data in streams is fundamental to how we build applications. To...

ASPA: making Internet routing more secure

3 days ago

Internet traffic relies on the Border Gateway Protocol (BGP) to find its...

Bringing more transparency to post-quantum usage, encrypted messaging, and routing security

3 days ago

Cloudflare Radar already offers a wide array of security insights — from...

How we rebuilt Next.js with AI in one week

6 days ago

Last week, one engineer and an AI model rebuilt the most popular...

Cloudflare One is the first SASE offering modern post-quantum encryption across the full platform

7 days ago

During Security Week 2025, we launched the industry’s first cloud-native post-quantum Secure...

Cloudflare outage on February 20, 2026

9 days ago

On February 20, 2026, at 17:48 UTC, Cloudflare experienced a service outage...

Code Mode: give agents an entire API in 1,000 tokens

10 days ago

Model Context Protocol (MCP) has become the standard way for AI agents...

Shedding old code with ecdysis: graceful restarts for Rust services at Cloudflare

17 days ago

ecdysis | ˈekdəsəs |noun the process of shedding the old skin (in...

Introducing Markdown for Agents

18 days ago

The way content and businesses are discovered online is changing rapidly. In...

2025 Q4 DDoS threat report: A record-setting 31.4 Tbps attack caps a year of massive DDoS assaults

25 days ago

Welcome to the 24th edition of Cloudflare’s Quarterly DDoS Threat Report. In...