- Extended the kube-apiserver loopback client certificate validity to 14 months to align with the updated Kubernetes support lifecycle. ([#130047](https://github.com/kubernetes/kubernetes/pull/130047), [@HirazawaUi](https://github.com/HirazawaUi)) [SIG API Machinery and Auth]

- Fluentd: isolate logging resources in separate namespace `logging` ([#68004](https://github.com/kubernetes/kubernetes/pull/68004), [@saravanan30erd](https://github.com/saravanan30erd))
- For `kubeadm`: add `--validity-period` flag for `kubeadm kubeconfig user` command. ([#100907](https://github.com/kubernetes/kubernetes/pull/100907), [@SataQiu](https://github.com/SataQiu))

- Allowed creating ServiceAccount tokens bound to Node objects.
  This allows users to bind a service account token's validity to a named Node object, similar to Pod bound tokens.

* Change Azure ARM Rate limiting error message. ([#65292](https://github.com/kubernetes/kubernetes/pull/65292), [@wgliang](https://github.com/wgliang))
* AWS now checks for validity of ecryption key when creating encrypted volumes. Dynamic provisioning of encrypted volume may get slower due to these checks. ([#65223](https://github.com/kubernetes/kubernetes/pull/65223), [@jsafrane](https://github.com/jsafrane))