Corero's 2025 Threat Intelligence Report Reveals Strategic Shifts in DDoS Tactics and Rising Operational Strain for Defenders

Core Insights - Corero Network Security released its 2025 Threat Intelligence Report, highlighting the evolution of DDoS attacks in 2024 and the increasing complexity for defenders [1][6] DDoS Attack Trends - Attackers are shifting from large, disruptive floods to more frequent, evasive, and coordinated attacks, complicating defense strategies [2][3] - The average number of attacks experienced by Corero customers reached 11 per day in 2024, marking a 5% year-over-year increase [3] - Attacks in the 1–5Gbps range have declined from 19.4% in 2019 to 12.4% in 2024, indicating a strategic shift towards either stealthy sub-1Gbps probes or large-scale floods [3][4] Attack Tactics - A growing trend of multi-vector attacks has been observed, where attackers rotate between protocols every 30–60 seconds, forcing defenders to constantly adapt [4] Defense Challenges - Over 50% of surveyed defenders reported difficulties in team coordination, while 68% struggled to demonstrate the ROI of DDoS protection to leadership [5] - Smaller DDoS attacks are increasingly seen as precursors to more significant incidents, necessitating integrated and automated responses [6] Company Overview - Corero Network Security specializes in DDoS protection solutions, offering automatic detection and protection with network visibility and analytics [7]