How Cloudflare's Architecture Allows Us to Scale to Stop the Largest Attacks

Published on by Matthew Prince.

The last few weeks have seen several high-profile outages in legacy DNS and DDoS-mitigation services due to large scale attacks. Cloudflare's customers have, understandably, asked how we are positioned to handle similar attacks. While there are limits to any service, including Cloudflare, we are well architected to withstand these recent

Say Cheese: a snapshot of the massive DDoS attacks coming from IoT cameras

Published on by Marek Majkowski.

Over the last few weeks we've seen DDoS attacks hitting our systems that show that attackers have switched to new, large methods of bringing down web applications. They appear to come from an IoT botnet (like Mirai and relations) which were responsible for the large attacks against Brian Krebs. Our

Announcing New Features To Help Hosting Providers Run Their Own Reliable DNS Infrastructure

Published on by Dani Grant.

Over the last six years, we’ve built the tooling, infrastructure and expertise to run a DNS network that handles our scale - we’ve answered a few million DNS queries in the few seconds since you started reading this. DNS is the backbone of the internet. Every email, website

Cloudflare Traffic Manager: The Details

Published on by Matt Silverlock.

Cloudflare's investment into building a large global network protects our customers from DDoS attacks, secures them with our Web Application Firewall and Universal SSL, as well as improving performance through our CDN and the many network-level optimizations we're constantly iterating on. Building on these products, we just introduced Cloudflare Traffic.