Cloudflare now uses post-quantum cryptography to talk to your origin server

Quantum computers pose a serious threat to security and privacy of the Internet: encrypted communication intercepted today can be decrypted in the future by a sufficiently advanced quantum computer. To counter this store-now/decrypt-later threat, cryptographers have been hard at work over the last decades proposing and vetting post-quantum cryptography (PQC), cryptography that’s designed to withstand […]

Privacy-preserving measurement and machine learning

In 2023, data-driven approaches to making decisions are the norm. We use data for everything from analyzing x-rays to translating thousands of languages to directing autonomous cars. However, when it comes to building these systems, the conventional approach has been to collect as much data as possible, and worry about privacy as an afterthought. The […]

WordPress Vulnerability & Patch Roundup September 2023

Vulnerability reports and responsible disclosures are essential for website security awareness and education. Automated attacks targeting known software vulnerabilities are one of the leading causes of website compromises. To help educate website owners on emerging threats to their environments, we’ve compiled a list of important security updates and vulnerability patches for the WordPress ecosystem this […]

Running Serverless Puppeteer with Workers and Durable Objects

Last year, we announced the Browser Rendering API – letting users running Puppeteer, a browser automation library, directly in Workers. Puppeteer is one of the most popular libraries used to interact with a headless browser instance to accomplish tasks like taking screenshots, generating PDFs, crawling web pages, and testing web applications. We’ve heard from developers […]

Cloudflare’s 2023 Annual Founders’ Letter

Cloudflare is officially a teenager. We launched on September 27, 2010. Today we celebrate our thirteenth birthday. As is our tradition, we use the week of our birthday to launch products that we think of as our gift back to the Internet. More on some of the incredible announcements in a second, but we wanted […]

What AI companies are building with Cloudflare

What AI applications can you build with Cloudflare? Instead of us telling you we reached out to a small handful of the numerous AI companies using Cloudflare to learn a bit about what they’re building and how Cloudflare is helping them on their journey. We heard common themes from these companies about the challenges they […]

Vectorize: a vector database for shipping AI-powered applications to production, fast

Vectorize is our brand-new vector database offering, designed to let you build full-stack, AI-powered applications entirely on Cloudflare’s global network: and you can start building with it right away. Vectorize is in open beta, and is available to any developer using Cloudflare Workers. You can use Vectorize with Workers AI to power semantic search, classification, […]

Writing poems using LLama 2 on Workers AI

Matthew and Michelle, co-founders of Cloudflare, published their annual founders’ letter today. The letter ends with a poem written by an AI running using Workers AI on Cloudflare’s global network. Here’s the code that wrote the poem. It uses Workers AI and the Meta Llama 2 model with 7B parameters and 8-bit integers. Just 14 […]

You can now use WebGPU in Cloudflare Workers

The browser as an app platform is real and stronger every day; long gone are the Browser Wars. Vendors and standard bodies have done amazingly well over the last years, working together and advancing web standards with new APIs that allow developers to build fast and powerful applications, finally comparable to those we got used […]