The typical architecture for Federated SPIRE using the Helm charts uses a 1:1 relationship between SPIRE instances and Kubernetes Clusters, as well as multiple Kubernetes clusters. Federation Configuration There are 4 pieces of configuration related to Federation. Enabling Federation Set spire-server.federation.enabled=true. your-values.yaml snippet: spire-server: federation: enabled: true Exposing Federation Bundle Endpoint outside the Kubernetes Cluster Set spire-server.federation.ingress.enabled=true.