It’s Hard To Change The Keys To The Internet And It Involves Destroying HSM’s

Cloudflare Railgun is available when using Cloud Server Webuzo, Cloud Web Apps. Contact us to find out our latest offers! Photo by Niko Soikkeli / Unsplash The root of the DNS tree has been using DNSSEC to protect the zone content since 2010. DNSSEC is simply a mechanism to provide Continue Reading

Coming soon to a university near you

Cloudflare Railgun is available when using Cloud Server Webuzo, Cloud Web Apps. Contact us to find out our latest offers! Attention software engineering students: Cloudflare is coming to the University of Illinois at Urbana-Champaign and the University of Wisconsin–Madison, and we want to meet you! We will be attending UW–Madison’s Continue Reading

Writing complex macros in Rust: Reverse Polish Notation

Cloudflare Railgun is available when using Cloud Server Webuzo, Cloud Web Apps. Contact us to find out our latest offers! (This is a crosspost of a tutorial originally published on my personal blog) Among other interesting features, Rust has a powerful macro system. Unfortunately, even after reading The Book and Continue Reading

Large drop in traffic from the Democratic Republic of Congo

Cloudflare Railgun is available when using Cloud Server Webuzo, Cloud Web Apps. Contact us to find out our latest offers! It is not uncommon for countries around the world to interrupt Internet access for political reasons or because of social unrest. We’ve seen this many times in the past (e.g. Continue Reading

Web Cache Deception Attack revisited

Cloudflare Railgun is available when using Cloud Server Webuzo, Cloud Web Apps. Contact us to find out our latest offers! In April, we wrote about Web Cache Deception attacks, and how our customers can avoid them using origin configuration. Read that blog post to learn about how to configure your Continue Reading

However improbable: The story of a processor bug

Cloudflare Railgun is available when using Cloud Server Webuzo, Cloud Web Apps. Contact us to find out our latest offers! Processor problems have been in the news lately, due to the Meltdown and Spectre vulnerabilities. But generally, engineers writing software assume that computer hardware operates in a reliable, well-understood fashion, Continue Reading

Welcome Salt Lake City and Get Ready for a Massive Expansion

Cloudflare Railgun is available when using Cloud Server Webuzo, Cloud Web Apps. Contact us to find out our latest offers! We just turned up Salt Lake City, Utah — Cloudflare’s 120th data center. Salt Lake holds a special place in Cloudflare’s history. I grew up in the region and still Continue Reading

An Explanation of the Meltdown/Spectre Bugs for a Non-Technical Audience

Cloudflare Railgun is available when using Cloud Server Webuzo, Cloud Web Apps. Contact us to find out our latest offers! Last week the news of two significant computer bugs was announced. They’ve been dubbed Meltdown and Spectre. These bugs take advantage of very technical systems that modern CPUs have implemented Continue Reading

Why TLS 1.3 isn’t in browsers yet

Cloudflare Railgun is available when using Cloud Server Webuzo, Cloud Web Apps. Contact us to find out our latest offers! Upgrading a security protocol in an ecosystem as complex as the Internet is difficult. You need to update clients and servers and make sure everything in between continues to work Continue Reading

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