Welcome to Developer Week 2024
2024-03-31
We’re kicking off 2024’s Developer Week, and we’re excited to welcome you to the week and give you a small preview of what to expect, and how we’re thinking about the future of our platform...
Minimizing on-call burnout through alerts observability
2024-03-29
Learn how Cloudflare used open-source tools to enhance alert observability, leading to increased resilience and improved on-call team well-being...
From .com to .beauty: The evolving threat landscape of unwanted email
2024-03-26
In this 2023-early 2024 email analysis, we examine how certain generic Top-Level Domains (TLDs) are primarily used for spam and phishing, and their evolution over a year. There are many trends in email threats to examine...
Autonomous hardware diagnostics and recovery at scale
2024-03-25
Operating hardware in 310 cities in 120 countries means that hardware can break anywhere and anytime. Detecting and managing server failure at scale requires automation. Here's how we automated...
Introducing WARP Connector: paving the path to any-to-any connectivity
2024-03-20
Starting today, Zero Trust administrators can deploy our new WARP Connector for simplified any-to-any connectivity...
Redefining fleet management at Cloudflare
2024-03-19
Growing pains were inevitable given the sheer pace of Cloudflare’s growth. Processes around server provisioning, maintenance windows, repairs, and diagnostics reporting were reaching their limits...
Improved Cloudflare Workers testing via Vitest and workerd
2024-03-15
Today, we’re excited to announce a new Workers Vitest integration - allowing you to write unit and integration tests via the popular testing framework, Vitest, that execute directly in our runtime, workerd...
Undersea cable failures cause Internet disruptions for multiple African countries
2024-03-14
Internet connectivity in several African countries was disrupted on March 14, 2024, beginning at approximately 05:00 UTC. Based on published reports and social media posts from impacted network providers, the disruption is believed to be due to multiple undersea cable failures in the region...
Upcoming Let’s Encrypt certificate chain change and impact for Cloudflare customers
2024-03-14
Let’s Encrypt’s cross-signed chain will be expiring. To prepare for, Cloudflare will issue certs from Let’s Encrypt’s ISRG X1 chain. This change impacts legacy devices with outdated trust stores....
Mitigating a token-length side-channel attack in our AI products
2024-03-14
The Workers AI and AI Gateway team recently collaborated closely with security researchers at Ben Gurion University regarding a report submitted through our Public Bug Bounty program. Through this process, we discovered and fully patched a vulnerability affecting all LLM providers. Here’s the story...
Security Week 2024 wrap up
2024-03-11
A summary of the blog posts and product announcements released during Security Week 2024...
Log Explorer: monitor security events without third-party storage
2024-03-08
With the combined power of Security Analytics + Log Explorer, security teams can analyze, investigate, and monitor for security attacks natively within Cloudflare, reducing time to resolution and overall cost of ownership for customers by eliminating the need to forward logs to third-party SIEMs...
Protocol detection with Cloudflare Gateway
2024-03-08
Cloudflare Gateway, our secure web gateway (SWG), now supports the detection, logging, and filtering of network protocols using packet payloads without the need for inspection...
Launching email security insights on Cloudflare Radar
2024-03-08
The new Email Security section on Cloudflare Radar provides insights into the latest trends around threats found in malicious email, sources of spam and malicious email, and the adoption of technologies designed to prevent abuse of email...
Network performance update: Security Week 2024
2024-03-08
Cloudflare is the fastest provider in 44% of networks around the world for 95th percentile connection time. Let’s dig into the data and talk about how we do it...
Harnessing chaos in Cloudflare offices
2024-03-08
This blog post will cover the new sources of “chaos” that have been added to LavaRand and how you can make use of that harnessed chaos in your next application...
Introducing Requests for Information (RFIs) and Priority Intelligence Requirements (PIRs) for threat intelligence teams
2024-03-08
Our Security Center now houses Requests for Information (RFIs) and Priority Intelligence Requirements (PIRs). These features are available via API as well and Cloudforce One customers can start leveraging them today for enhanced security analysis...
Cloudflare’s URL Scanner, new features, and the story of how we built it
2024-03-08
Discover the enhanced URL Scanner API: Now with direct access from the Security Center Investigate Portal, enjoy unlisted scans, multi-device screenshots, and seamless integration within the Cloudflare ecosystem...
Cloudflare protects global democracy against threats from emerging technology during the 2024 voting season
2024-03-07
In 2024, more than 80 national elections are slated to occur, directly impacting approximately 4.2 billion individuals. At Cloudflare, we’re ready to support a range of players in the election space by providing security, performance, and reliability tools to help facilitate the democratic process...
Building secure websites: a guide to Cloudflare Pages and Turnstile Plugin
2024-03-07
Learn how to use Cloudflare Pages and Turnstile to deploy your website quickly and easily while protecting it from bots, without compromising user experience. Follow our tutorial here for a seamless integration...
