# What is Hubble in the context of Cilium?

Cilium, Easy (Beginner), Concepts. https://k8wiz.com/uquiz/what-is-hubble-in-the-context-of-cilium

- A. A CLI tool for managing Cilium
- B. The observability component of Cilium
- C. A Kubernetes operator for Cilium
- D. The control plane for Cilium's service mesh

**Answer:** The observability component of Cilium

**Explanation:** Hubble is the observability component of Cilium. It provides visibility into network flows, application behavior, and security events by leveraging eBPF to collect and process data. Hubble includes a UI, CLI, and API for accessing this observability data.