# Service Disruption affecting Authentication, Schema Registry, ksqlDB, and Flink in AWS us-east-1

- Provider: [Confluent Cloud](https://down.guide/confluent)
- Level: confirmed
- Impact: Degraded
- lasted 1d 5h
- started 2026-09-08 09:17 UTC
- Confluent Cloud
- us, us-east-1
- id: DWN-122e712276
- Official page: https://stspg.io/kqjcc6c3r8qf

## Updates from Confluent Cloud
### 2026-09-08 09:17 UTC: investigating
We are investigating a service disruption affecting multiple services in AWS us-east-1 region. Affected customers may experience authentication failures, errors accessing Schema Registry, or issues with KSQL and Flink workloads. We are actively investigating the root cause and working toward mitigation.

### 2026-09-08 10:37 UTC: identified
The issue has been identified and a fix is being implemented.

### 2026-09-08 11:38 UTC: investigating
We are currently investigating this issue.

### 2026-09-08 14:06 UTC: identified
The issue has been identified and a fix is being implemented.

### 2026-09-08 15:55 UTC: identified
We continue to work on remediating the service disruption in AWS us-east-1.
Confirmed impact:
- Authentication — a subset of requests may fail
- Schema Registry — authorization errors on a subset of requests
- ksqlDB — a subset of queries/requests may be affected
- Flink — statement management operations (create/update/delete) are degraded, and some running Flink jobs may fail or restart
- Kafka operations (create, delete etc) 
Not impacted: Kafka cluster data-plane operations are not affected by this incident. This issue is isolated to the AWS us-east-1 region; other regions are unaffected

### 2026-09-08 17:41 UTC: identified
We continue to work on remediating the service disruption in AWS us-east-1. Not confirmed ETA at this time.

### 2026-09-09 00:01 UTC: identified
Confluent is continuing to work on remediating the service disruption in AWS us-east-1.

### 2026-09-09 01:45 UTC: identified
Confluent is continuing to work on the service disruption in AWS us-east-1. No immediate ETA for resolution is available.

### 2026-09-09 06:41 UTC: monitoring
We have applied a mitigation for the issue affecting Schema Registry, Authentication, ksqlDB, Flink, and Kafka operations in AWS us-east-1. Services are recovering and we are monitoring closely.

### 2026-09-09 14:56 UTC: resolved
The systems have recovered and Confluent Cloud is fully operational.

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