NOV 4, 2026

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. Explore the latest threat data,...

Cloud

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Introducing Zero Wire, a hub for investigating critical Internet vulnerabilities

Zero Wire on Cloudflare Radar pairs plain-language briefings with global attack telemetry and remediation steps. Triage critical CVEs faster and decide how to...

NetworkingSecurity

1 min

Cloudflare1d ago

How we halved DNS build delay and cut memory use by 85%

Zone setting changes used to rebuild entire DNS zones, even ones with tens of millions of records. Here is how we built a planner that picks the smallest safe...

NetworkingSecurity

1 min

Weekly Brief

Top 10 engineering articles delivered every Monday.

Cloudflare4d ago

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 certificates. Here’s how we quickly patched...

NetworkingSecurity

1 min