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Latest posts

Last updated about 7 hours ago

How we saved 100 terabytes of memory by optimizing 1.1.1.1’s DNS cache

about 7 hours ago

Big Pineapple, the platform behind 1.1.1.1, Gateway DNS, DNS Firewall, AS112, and...

The Cloudflare Blog – Brought to you by EmDash

3 days ago

You likely noticed the recent redesign of the Cloudflare Blog. We added...

Say it once: introducing Bot Preference Sync

6 days ago

We’re constantly building for the different goals of our customers. Some customers...

From all-or-nothing to task-based OAuth consent

7 days ago

Since June, developers have created thousands of third-party OAuth apps on Cloudflare...

A revisit of remote Spectre attacks on Cloudflare Workers

8 days ago

In 2021, we assessed remote Spectre attacks against Cloudflare Workers. Based on...

BGP Role model: tracking the adoption of RFC 9234

9 days ago

Route leaks push traffic down paths it was never meant to take...

How Cloudflare detects MCP traffic and helps secure it

13 days ago

Most companies designed their resource permissions with a human user in mind...

Secure all your internal vibe-coded applications — in one click

13 days ago

AI has enabled employees across every team to build applications faster than...

Total eclipse of the Internet: Traffic impacts in Iceland, Spain, and Portugal

14 days ago

At a time where looking down at our devices is a ritual...

Certificate Transparency Monitoring is now generally available

14 days ago

Since we launched Certificate Transparency Monitoring in public beta in 2019, we've...

Cloudflare DDoS Threat Report H1 2026: 1 Tbps attacks soar as DNS floods and geopolitical tensions drive a new wave

16 days ago

Welcome to the 25th edition of Cloudflare's DDoS Threat Report. This is...

Everything we launched during Agents Week

17 days ago

At the beginning of Agents Week, Rita shared that agents represent the...