The number of DDoS attacks more than doubled in 2025. The network layer is under particular threat as hyper-volumetric attacks grew 700%.

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DDoS attacks more than doubled in 2025, reaching 47.1 million total attacks with an average of 5,376 mitigated per hour. The year saw record-breaking attacks including a 31.4 Tbps assault and the Aisuru-Kimwolf botnet campaign that launched 205 million requests per second attacks from infected Android TVs. Network-layer attacks tripled year-over-year, with telecommunications providers becoming the most targeted industry. Hong Kong and the UK saw dramatic increases in attack volume, while Bangladesh emerged as the largest source of attacks, primarily originating from cloud computing platforms and telecommunications providers.

2025 Q4 DDoS threat report: A record-setting 31.4 Tbps attack caps a year of massive DDoS assaults