On Sunday 3 August 2025 at 14:43 UTC, a UDP reflection (NTP) targeted a B2B SaaS customer in Latin America. The attack peaked at 195.0 Gbps and lasted 177 minutes. Traffic originated from 1139 autonomous systems in 106 countries, predominantly a rented booter service.
| Vector | UDP reflection (NTP) |
| Peak | 195.0 Gbps |
| Duration | 177 min |
| Time to mitigation | 0.315 s |
| Attack traffic reaching origin | 0.079% |
| Legitimate traffic challenged | 0.06% |
Timeline
The attack was preceded by no stated motive. Edge packet filters identified the flood by source port and payload signature and dropped it at line rate across 35 points of presence.
What the customer saw
Checkout conversion was unchanged compared with the same hour of the previous week.
Recommendations
- Add a dedicated rate limit for the targeted route.
- Review allow-listed partner ranges quarterly.
- Enable authenticated origin pulls.