Key Takeaways
- In Q4 2023, Cloudflare mitigated 20 million DDoS attacks, averaging 55,000 per day
- The largest DDoS attack recorded by Cloudflare in 2023 reached 3.8 Tbps from 129,000 IP addresses across 5,233 ASNs
- DDoS attacks under 5 minutes accounted for 45% of all attacks mitigated by Cloudflare in 2023
- Global DDoS attack volume hit 15.4 million in 2023 per NETSCOUT, costing $2.5B in mitigation
- Average cost of a DDoS attack to enterprises was $2.5 million in 2023
- 2023 Ponemon study: DDoS downtime costs $40,000 per hour for large firms
- 40% of DDoS attacks targeted financial services in 2023 per Akamai
- Gaming and gambling sectors saw 25% of all DDoS per Cloudflare 2023
- E-commerce hit by 18% of attacks during Q4 2023 NETSCOUT
- UDP floods used in 62% of volumetric DDoS attacks per Cloudflare 2023
- DNS amplification attacks grew 40% to 25% of total Akamai 2023
- Mirai botnet variants powered 35% of IoT DDoS NETSCOUT 2023
- 98% of DDoS attacks mitigated within 10 seconds by Cloudflare autodefense 2023
- Akamai's scrubbing centers absorbed 99.99% uptime during attacks 2023
- NETSCOUT ATLAS blocked 100% of detected threats pre-impact 2023
DDoS attacks skyrocketed globally in 2023, hitting record size and frequency across sectors.
Attack Frequency and Scale
Attack Frequency and Scale Interpretation
Attack Methods and Vectors
Attack Methods and Vectors Interpretation
Defenses and Mitigation Success
Defenses and Mitigation Success Interpretation
Economic and Operational Impact
Economic and Operational Impact Interpretation
Victim Industries and Regions
Victim Industries and Regions Interpretation
Sources & References
- Reference 1BLOGblog.cloudflare.comVisit source
- Reference 2AKAMAIakamai.comVisit source
- Reference 3NETSCOUTnetscout.comVisit source
- Reference 4IMPERVAimperva.comVisit source
- Reference 5RADWAREradware.comVisit source
- Reference 6MICROSOFTmicrosoft.comVisit source
- Reference 7OVHCLOUDovhcloud.comVisit source
- Reference 8F5f5.comVisit source
- Reference 9MAZEBOLTmazebolt.comVisit source
- Reference 10SECURELISTsecurelist.comVisit source
- Reference 11IBMibm.comVisit source
- Reference 12CLOUDcloud.google.comVisit source
- Reference 13AWSaws.amazon.comVisit source
- Reference 14FASTLYfastly.comVisit source
- Reference 15SUCURIsucuri.netVisit source
- Reference 16LINK11link11.comVisit source
- Reference 17REDBUTTONredbutton.netVisit source
- Reference 18SHADOWSERVERshadowserver.orgVisit source
- Reference 19VERIZONverizon.comVisit source
- Reference 20PONEMONponemon.orgVisit source






