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Record-breaking 5.6 Tbps DDoS attack and global DDoS trends for 2024 Q4

ID: cacce0df-3bb0-5457-857d-2785aae87b16

STIX ID: report--cacce0df-3bb0-5457-857d-2785aae87b16

Feed Name: Cloudflare Blog

Threat Score
78/100

Date Published: 2025-01-21

Date Updated: 2026-04-27

Author: Omer Yoachimik

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Cloudflare’s Q4 2024 DDoS Threat Report summarizes global DDoS activity and trends: Cloudflare blocked ~6.9 million DDoS attacks in Q4 (21.3M in 2024), observed a record 5.6 Tbps Mirai-variant UDP attack, rapid growth in hyper‑volumetric attacks (1+ Tbps and high pps), and an increase in ransom DDoS incidents; the report lists common vectors, abused user agents, top source ASNs/countries, targeted paths, and recommends automated, always‑on DDoS defenses.

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