4 real? Tracking exploitation and patching of eMudhra’s weak keys
Four, just four: that’s the key to break into any unpatched connection on the Internet that is using eMudhra certificate
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← 返回所有主题Cloudflare DDoS Threat Report 2026 Q3: More swarms, fewer giants
Cloudflare mitigated over 8,200 DDoS attacks per hour in Q3 2026 as attackers shifted to shorter, high-frequency strikes
Introducing the Cloudflare PHP Capture the Flag challenge
We are launching a PHP Capture the Flag challenge integrated with our Bug Bounty program to test our WAF protections. Se
Cross-request KV cache exposure in the GLM-5.3 Workers AI model, and our remediation with SGLang
A configuration mismatch in GLM 5.3 on Workers AI triggered an SGLang bug that exposed KV cache pages across requests. H
Localizing compliance at scale: achieving South Korea’s ISMS certification
Cloudflare has achieved South Korea's ISMS certification following an audit across 80 controls. Learn how we localized u
Introducing full transaction detection for Cloudflare WAF
Cloudflare's web application firewall can now correlate an HTTP request with its response. Full transaction detection he
Cloudflare deploys protections against php2shell vulnerability
Cloudflare has deployed default web application firewall (WAF) protections for newly disclosed PHP vulnerabilities befor
8 eMudhra certificates are compromised. Here's what you need to know
Following the discovery that eight eMudhra intermediate certificates use weak keys, Cloudflare is deploying mitigations
Beyond the patch: Protecting your NetScaler gateway against future vulnerabilities
CVE-2026-88771
CVE-2026-88771 lets attackers run commands on NetScaler Gateway before anyone signs in. Patching takes time most teams d
Building an evidence-grounded agentic security operations harness on Cloudflare
Cloudflare Managed Defense uses a team of specialized AI agents built on Workers and global network telemetry to analyze
Follow the thread: a new dashboard to investigate account abuse
Fraudsters are increasingly using AI to bypass stateless security checks. Cloudflare's new Account Abuse Protection dash
Protected Quick Tunnels: simple accountless authentication for your next dev project
Quick Tunnels now support email authentication. Add --allowed-mail to one cloudflared command, and only the addresses or
One year later: Sovereign AI and the fight for choice
AI sovereignty is not a zero-sum game, but many governments now believe it is. Cloudflare's answer: more local open-sour
Using AI to chart a course for our post-quantum migration
We’re building CryptoLabe, an internal AI-powered tool that discovers cryptography across our codebase, surfaces depende
Building a certificate authority for the whole Internet
Twelve years after launching Universal SSL, Cloudflare is applying to become a certificate authority. By combining an es
Building a post-quantum certificate authority with Merkle Tree Certificates
As post-quantum signatures threaten to inflate TLS handshakes and certificate transparency logs, Merkle Tree Certificate
Introducing Threat Signals: agentic skills for open-source threat intelligence, free for every Cloudflare account
We are expanding access to Cloudforce One's Threat Events Platform to every Cloudflare account and introducing Threat Si
Is your domain using post-quantum encryption? Now you can see for yourself
Cloudflare has added visibility into post-quantum (PQ) encryption in TLS 1.3 directly into HTTP Analytics, Log Explorer,
Enforce positive security with Cloudflare Application Profiles
Cloudflare learns the structure of your HTTP requests and identifies deviations. You can add a positive security layer t
How Cloudflare addressed a cross-tenant data exposure vulnerability in Containers
External security researchers at Accomplish identified a vulnerability in Cloudflare Containers that could expose residu