[INC-961] Osaka, Japan (OSK), Seoul, South Korea (KOR), and Tokyo, Japan (TKO) Data Center Issue

Update timeline

1. monitoring Jan 17, 2026, 03:49 PM UTC

   We experienced a brief issue impacting the Osaka, Japan (OSK), Seoul, South Korea (KOR), and Tokyo, Japan (TKO) Points of Presence. The issue has been resolved, and our technical teams are actively monitoring services at these locations. During the incident, customers using Cloud WAF–protected sites and GRE tunnels may have experienced higher-than-expected latency, intermittent connectivity, or a temporary loss of connectivity to services in the OSK, KOR, and TKO PoPs. The status updates are an integral part of proactive monitoring and transparent communication about the status of our cloud services. Imperva investigates and attributes a status to all detected events that may or may not affect availability of the service. In the event of a service disruption, the update will include potential impacts to any affected region.

2. resolved Jan 18, 2026, 01:10 AM UTC

   Monitoring has confirmed that services are stable across the affected data centers, and no further issues have been identified. The status updates are an integral part of proactive monitoring and transparent communication about the status of our cloud services. Imperva investigates and attributes a status to all detected events that may or may not affect availability of the service. In the event of a service disruption, the update will include potential impacts to any affected region.