How we rebuilt Cloudflare Workers’ module registry for Node.js compatibility
The Cloudflare Blogby James Snell·29d ago
We’ve rewritten the module registry in workerd, the core open-source component of the Workers runtime, to be faster, more standards-compliant, and more closely aligned with Node.js' module...
Automatic Key Exchange: faster, post-quantum secure origin handshakes for 45 billion daily connections (and counting)
The Cloudflare Blogby Alex Krivit·8 Sept 2026
Every time Cloudflare opens a new TLS 1.3 connection to an origin server, we have to make a guess: the protocol requires us to commit to a key agreement algorithm in the very first packet we send...
Introducing context-aware vulnerability discovery and remediation with Cloudflare Managed Defense and OpenAI Daybreak Models
The Cloudflare Blogby Blake Darché·3 Sept 2026
Your scanner just flagged 4,000 new vulnerabilities, 78 of them critical. Which one do you fix first?
How we could save petabytes of cache storage with Zstandard and Pingora
The Cloudflare Blogby Aashi Patel·1 Sept 2026
Memory costs are increasing dramatically. Both RAM and hard disk drive prices have exploded over the past year.
Introducing Adaptive Intelligence: undermining the economics of every bot attack
The Cloudflare Blogby Chris Pope·31 Aug 2026
Modern bot threats are increasingly driven by determined, sophisticated attackers. Often it is not even one person, but a group trading techniques with each other or a commercial service sold to...
BotBase for Operators: A clearer path to joining Cloudflare's directory of bots and agents
The Cloudflare Blogby Julian Laxman·28 Aug 2026
Last month, on our second Content Independence Day, we announced a couple of features designed to give website owners more visibility and control over automated traffic: BotBase added a searchable...
How we saved 100 terabytes of memory by optimizing 1.1.1.1’s DNS cache
The Cloudflare Blogby Sebastiaan Neuteboom·27 Aug 2026
Big Pineapple, the platform behind 1.1.1.1, Gateway DNS, DNS Firewall, AS112, and several other Cloudflare DNS services, stores over 250 billion DNS cache entries at any given time.
Say it once: introducing Bot Preference Sync
The Cloudflare Blogby Jin-Hee Lee·21 Aug 2026
We’re constantly building for the different goals of our customers. Some customers want to optimize for discovery, while others want to protect their content with the strictest security policy.
From all-or-nothing to task-based OAuth consent
The Cloudflare Blogby José Enrique Rodríguez·20 Aug 2026
Since June, developers have created thousands of third-party OAuth apps on Cloudflare, with more than a million authorizations since. OAuth makes delegated access possible.
A revisit of remote Spectre attacks on Cloudflare Workers
The Cloudflare Blogby Albert Pedersen·19 Aug 2026
In 2021, we assessed remote Spectre attacks against Cloudflare Workers. Based on the results, we shipped a production defense called Dynamic Process Isolation (DyPrIs), which identifies maliciously...
BGP Role model: tracking the adoption of RFC 9234
The Cloudflare Blogby Mingwei Zhang·18 Aug 2026
Route leaks push traffic down paths it was never meant to take. We have written and spoken publicly in the past about route leaks in Border Gateway Protocol (BGP), depicting these events as...
How Cloudflare detects MCP traffic and helps secure it
The Cloudflare Blogby Kenny Johnson·14 Aug 2026
Most companies designed their resource permissions with a human user in mind. A senior engineer may be able to deploy to production, query a sensitive database, or revoke another user's access.
Secure all your internal vibe-coded applications — in one click
The Cloudflare Blogby Matt Provost·14 Aug 2026
AI has enabled employees across every team to build applications faster than ever before. But that speed is also what's keeping every CISO up at night: any employee can build an application, deploy...
Total eclipse of the Internet: traffic impacts in Iceland, Spain, and Portugal
The Cloudflare Blogby Lai Yi Ohlsen·13 Aug 2026
At a time when looking down at our devices is a ritual in daily life, a natural phenomenon that demands our attention communally upward is a welcome event.
Cloudflare DDoS Threat Report H1 2026: 1 Tbps attacks soar as DNS floods and geopolitical tensions drive a new wave
The Cloudflare Blogby Cloudforce One·11 Aug 2026
Welcome to the 25th edition of Cloudflare's DDoS Threat Report. This is the first half-year edition in the series: rather than publishing separate reports for the first and second quarters of 2026...
Everything we launched during Agents Week
The Cloudflare Blogby Kathy Liao·10 Aug 2026
At the beginning of Agents Week, Rita shared that agents represent the next evolution of computing: not only as a new application of AI but also as a new class of software that’s shaping how people...
Serving the most critical missions- Cloudflare for Government achieves FedRAMP Class D (High) Certified status
The Cloudflare Blogby Jake Schaeufele·10 Aug 2026
We believe the Internet must be a force for good, and that it requires a foundation of trust. Nowhere is that trust more critical than in public service.
Unveiling good and bad behaviors on the Agentic Internet
The Cloudflare Blogby Marina Elmore·7 Aug 2026
The Internet isn’t a single lane of traffic. For a long time, the rule of thumb in web security was that bots are bad, while humans are good. Of course, we’re far past this generalization.
Unifying Workers AI and AI Gateway into a single AI control plane
The Cloudflare Blogby Ming Lu·7 Aug 2026
AI Gateway and Workers AI first started as distinct products, but over time, we noticed our users were converging.
Announcing Cloudflare Ambassadors, Community Engineers, and another $1M in open-source funding
The Cloudflare Blogby Marissa Phul·7 Aug 2026
As a platform for helping build a better Internet, Cloudflare helps turn ideas into real products and experiences around the world.
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