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Cloudflare named in 2025 Gartner® Magic Quadrant™ for Security Service Edge

2025-05-23

For the third consecutive year, Gartner has named Cloudflare to the Gartner® Magic Quadrant™ for Security Service Edge (SSE) report....

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Cloudflare named in 2025 Gartner® Magic Quadrant™ for Security Service Edge

Resolving a request smuggling vulnerability in Pingora

2025-05-22

PingoraCDNSecurityCVEBug Bounty

Cloudflare patched a vulnerability (CVE-2025-4366) in the Pingora OSS framework, which exposed users of the framework and Cloudflare CDN’s free tier to potential request smuggling attacks....

Bringing connections into view: real-time BGP route visibility on Cloudflare Radar

2025-05-21

RadarBGPReal-time

Real-time BGP route visualization is now available on Cloudflare Radar, providing immediate insights into global Internet routing....

Performance measurements… and the people who love them

2025-05-20

Internet PerformanceLatencyOpen SourceObservabilityTTFB

Developers have a gut-felt understanding for performance, but that intuition breaks down when systems reach Cloudflare’s scale....

Your IPs, your rules: enabling more efficient address space usage

2025-05-19

APIAddressingIPv4BYOIPSpectrumCDNMagic Transit

IPv4 is expensive, and moving network resources around is hard. Previously, when customers wanted to use multiple Cloudflare services, they had to bring a new address range....

Vulnerability transparency: strengthening security through responsible disclosure

2025-05-16

CISAPolicy & LegalReliabilitySecurityCVE

In line with CISA’s Secure By Design pledge, Cloudflare shares its vulnerability disclosure process, CVE issuance criteria, and CNA duties. ...

Forget IPs: using cryptography to verify bot and agent traffic

2025-05-15

ResearchBotsBot ManagementAI BotsCryptography

Bots now browse like humans. We're proposing bots use cryptographic signatures so that website owners can verify their identity. Explanations and demonstration code can be found within the post....

QUIC restarts, slow problems: udpgrm to the rescue

2025-05-07

UDPLinuxProgramming

udpgrm is a lightweight daemon for graceful restarts of UDP servers. It leverages SO_REUSEPORT and eBPF to route new and existing flows to the correct server instance....

Scaling with safety: Cloudflare's approach to global service health metrics and software releases

2025-05-05

R2PrometheusReliability

Learn how Cloudflare tackles the challenge of scaling global service health metrics to safely release new software across our global network....

Thirteen new MCP servers from Cloudflare you can use today

2025-05-01

Model Context ProtocolCloudflare WorkersAgentsOpen SourceMCPDevelopersDeveloper Platform

You can now connect to Cloudflare's first publicly available remote Model Context Protocol (MCP) servers from any MCP client that supports remote servers. ...

MCP Demo Day: How 10 leading AI companies built MCP servers on Cloudflare

2025-05-01

AIAgentsMCPCloudflare WorkersDevelopersDeveloper Platform

We’re teaming up with Anthropic, Asana, Atlassian, Block, Intercom, Linear, PayPal, Sentry, Stripe, and Webflow to launch new remote MCP servers, built on Cloudflare, to enable Claude users to manage...

Bringing streamable HTTP transport and Python language support to MCP servers

2025-04-30

PhythonMCPAICloudflare WorkersDurable Objects

We're continuing to make it easier for developers to bring their services into the AI ecosystem with the Model Context Protocol (MCP) with two new updates....

How the April 28, 2025, power outage in Portugal and Spain impacted Internet traffic and connectivity

2025-04-28

RadarInternet TrafficOutageInternet QualityTraffic

A massive power outage struck significant portions of Portugal and Spain at 10:34 UTC on April 28, disrupting everyday activities and services....

Targeted by 20.5 million DDoS attacks, up 358% year-over-year: Cloudflare’s 2025 Q1 DDoS Threat Report

2025-04-27

DDoS ReportsDDoSRansom AttacksAttacksRadarMirai

DDoS attacks are surging. In 2025 Q1, Cloudflare blocked +20M attacks (a 358% YoY spike) along with 5.6 Tbps and 4.8 Bpps record-breaking attacks....

New year, no shutdowns: the Q1 2025 Internet disruption summary

2025-04-22

RadarInternet ShutdownInternet TrafficConsumer Services

In Q1 2025, we observed Internet disruptions around the world caused by cable damage, power outages, natural disasters, fire, a cyberattack, and technical problems....

Why I joined Cloudflare: to build world-class partnerships in EMEA

2025-04-15

Life at CloudflareCareersPartners

The EMEA region is a patchwork of diverse markets, industries, and regulatory environments, and it demands a partner-centric approach. That’s why I joined Cloudflare as VP of EMEA Partnerships....

Why I joined Cloudflare as Chief People Officer — Kelly Russell

2025-04-14

Life at CloudflareCareers

After years navigating the world of high-growth tech, I’ve learned to recognize a special opportunity when I see one. That’s exactly why I’m thrilled to join Cloudflare as Chief People Officer. ...

Developer Week 2025 wrap-up

2025-04-14

Developer WeekDevelopersAI

We’ve closed out Developer Week 2025. Here’s a quick recap of the announcements and in-depth technical explorations that went out during the week....

Simple, scalable, and global: Containers are coming to Cloudflare Workers in June 2025

2025-04-11

Developer WeekCloudflare WorkersContainers

Cloudflare Containers are coming this June. Run new types of workloads on our network with an experience that is simple, scalable, global and deeply integrated with Workers....