Report by Arelion
DDoS Threat Landscape Report 2025
Key Findings
Sweden experienced 2.5 times more DDoS attacks year-on-year.
Increase in Largest Volumetric Assault (2024 vs. 2023): 63%.
Average Volumetric Size of DDos Attacks (Overall): Nearly doubled to 23 Gb/s.
Largest Single-Target Campaign (Cloudflare 2024): 4.2 Tb/s.
Largest Single-Target Strike (2023): 960 Gb/s.
Peak Packet Rate (2023): 343 Mpps.
DNS Amplification Dominance (2023): Accounted for 88% of amplified traffic
Largest Volumetric Assault on AS1299 (October 2024): 1.57 Tbps.
Average Volumetric DDoS Attack Size (2024): 23.0 Gb/s.
DNS Amplification Dominance (2024): Accounted for 55% of all amplified traffic.
France experienced 5 times more DDoS attacks year-on-year.
Increase in Average Volumetric DDoS Attack Size (2024 vs. 2023): 97%.
Increase in Packets-Per-Second Peaks: 28%.
Germany experienced 3 times more DDoS attacks year-on-year.
Peak Packet Rate (August 2024): 440 Mpps.
Mean Packet Rate Climb (Year-on-Year): 24% to 6.2 Mpps.