On Tuesday 16 June 2026 at 16:55 UTC, a CLDAP reflection targeted a news publisher customer in Latin America. The attack peaked at 323.8 Gbps and lasted 190 minutes. Traffic originated from 1267 autonomous systems in 49 countries, predominantly residential proxy networks.
| Vector | CLDAP reflection |
| Peak | 323.8 Gbps |
| Duration | 190 min |
| Time to mitigation | 0.124 s |
| Attack traffic reaching origin | 0.082% |
| Legitimate traffic challenged | 0.16% |
Timeline
The attack was preceded by a hacktivist channel announcing the target. Edge packet filters identified the flood by source port and payload signature and dropped it at line rate across 31 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.
- Keep origin IPs out of public DNS history.
- Enable log streaming to your SIEM for faster correlation.
Our auditors asked for exactly this kind of incident evidence under DORA.