KubeCon + CloudNativeCon Europe 2023 took place in person with over 10,000 attendees and featured various colocated events such as CiliumCon, Telco Day, Linkerd Day, ArgoCon, Wasm Day, and Observability Day. Datadog participated as a platinum sponsor and delivered talks on topics ranging from etcd to image signing and verification. The event covered key themes like security, cloud costs efficiency, green computing, service meshes, and the growing open-source ecosystem in the Kubernetes space.