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Massive 11.5 Tbps UDP Flood DDoS Attack Originated From Google Cloud

Cloudflare disclosed that its automated defenses intercepted and neutralized a record-shattering Distributed Denial-of-Service (DDoS) assault peaking at 11.5 terabits per second (Tbps). The attack, characterized as a hyper-volumetric UDP flood, lasted just 35 seconds but set a new industry high for network bandwidth consumed by malicious traffic. Detailed analysis from Cloudflare shows that the majority […] The post Massive 11.5 Tbps UDP Flood D…
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35 seconds... It's not even the time you need to warm up your coffee in the microwave. On the other hand, it's hairy as long as it took attackers to swing 11.5 terabits per second on servers protected by Cloudflare. To give you an idea, it's like someone sent you 10,000 HD movies at once, straight into the face. This monumental attack is part of a series of assaults that are becoming more and more violent. For example, in the first quarter of th…

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GBHackers On Security broke the news in on Tuesday, September 2, 2025.
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