Cloudflare’s 2025 Q3 DDoS Threat Report — Including Aisuru, the Apex of Botnets
Cloudflare's 2025 Q3 DDoS Threat Report reveals a significant rise in DDoS attacks, particularly from the Aisuru botnet, reaching peaks of 29.7 Tbps. Total DDoS attacks increased by 15% QoQ, with a notable 347% surge against AI companies in September. Network-layer attacks dominate at 71%, while HTTP attacks have decreased. Major attack sources include Indonesia and key industries like Automotive and Mining, attributed to geopolitical tensions. Regions like the Maldives and France experienced spikes in attacks due to protests. Cloudflare blocked over 8.3 million attacks in Q3 alone, highlighting an urgent need for robust anti-DDoS measures.







