Massive 5.6 Tbps DDoS Attack Shatters Records: 13,000 Hijacked IoT Devices Strike in 80 Seconds

Massive 5.6 Tbps DDoS Attack Shatters Records: 13,000 Hijacked IoT Devices Strike in 80 Seconds

Record-Breaking DDoS Attack: Cloudflare Blocks 5.6 Tbps Assault

Cloudflare successfully thwarted the largest distributed denial-of-service (DDoS) attack ever recorded, reaching an unprecedented 5.6 Terabits per second. The attack, which occurred on October 29, 2024, targeted an Eastern Asian internet service provider and lasted just 80 seconds.

Key Details:
– Attack originated from 13,000+ IoT devices using a Mirai-variant botnet
– Averaged 5,500 unique source IP addresses per second
– Each IP address contributed approximately 1 Gbps
– Surpassed previous record of 3.8 Tbps from October 2024

2024 DDoS Attack Statistics:
– 21.3 million total DDoS attacks blocked (53% increase from 2023)
– 1,885% increase in attacks exceeding 1 Tbps
– 6.9 million attacks mitigated in Q4 alone

Notable Trends:
– 72.6% of HTTP DDoS attacks came from known botnets
– Top attack vectors: SYN floods (38%), DNS floods (16%), UDP floods (14%)
– Significant increases in Memcached (314%), BitTorrent (304%), and ransom DDoS attacks (78%)
– Most attacks lasted under 10 minutes

Geographic Impact:
– Main attack sources: Indonesia, Hong Kong, Singapore, Ukraine, Argentina
– Most targeted countries: China, Philippines, Taiwan, Hong Kong, Germany
– Most affected sectors: Telecommunications, Internet, Marketing, IT, Gambling

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