Resource-based policies on EventBridge event buses allow fine-grained control over which accounts or regions can send events to a specific event bus.
Key Capabilities
- Grant or restrict
PutEventspermissions to external AWS accounts or regions.
- Enable cross-account and cross-region event delivery.
Common Use Case
Centralized event ingestion for an entire AWS Organization, with all accounts sending their events to a single event bus in a designated account and region for processing.