11.5 Tbps
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Cloudflare mitigates 29.7 Tbps DDoS attack linked to AISURU botnet
Cloudflare said it mitigated a 29.7 Tbps DDoS attack linked to the AISURU botnet; the UDP “carpet-bombing” assault lasted 69 seconds, the target was not disclosed, and the company flagged a rise in large, sophisticated attacks in 2025.
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Cloudflare says it blocked largest recorded DDoS attack at 11.5 Tbps
Cloudflare says it blocked the largest recorded volumetric DDoS attack, peaking at 11.5 Tbps and lasting about 35 seconds, with most traffic traced to Google Cloud as the company notes a broader rise in high-volume DDoS campaigns.
