Admission Controller
Source: content/manual/06-glossary/k8s/admission-controller.md
Definition
Kubernetes components that intercept API requests to validate or mutate objects before they persist.
Why it matters
Enables policy enforcement (security, compliance, resource limits) at cluster boundaries.
Common pitfalls
- Silent mutations that surprise developers.
- Policies without clear remediation messages.
References
- Kubernetes docs: Admission Controllers
- OPA Gatekeeper; Kyverno