[OkHttp314]: https://square.github.io/okhttp/changelog_3x/#version-310
[OkHttp35]: https://square.github.io/okhttp/changelog_3x/#version-350
[chromium_change]: https://developers.google.com/web/updates/2016/12/chrome-56-deprecations#remove_cbc-mode_ecdsa_ciphers_in_tls
[googlecloud_ssl_policy]: https://cloud.google.com/load-balancing/docs/ssl-policies-concepts
[http2_denylist]: https://tools.ietf.org/html/rfc7540#appendix-A
[http2_naughty]: #http2_naughty

  - [Major Themes](#major-themes)
  - [Features](#features)
  - [Known Issues](#known-issues)
  - [Notable Changes to Existing Behavior](#notable-changes-to-existing-behavior)
  - [Deprecations](#deprecations)
  - [Action Required Before Upgrading](#action-required-before-upgrading)
  - [External Dependency Version Information](#external-dependency-version-information)

    - [RBAC](#rbac-1)
    - [Scheduling](#scheduling-1)
    - [Service Catalog](#service-catalog)
    - [Volumes](#volumes-1)
  - [Deprecations](#deprecations)
    - [Cluster Provisioning Scripts](#cluster-provisioning-scripts)
    - [kubeadm](#kubeadm-1)
    - [Other Deprecations](#other-deprecations)
  - [Changes to API Resources](#changes-to-api-resources)
    - [ABAC](#abac)
    - [Admission Control](#admission-control)

      - [add-ons:](#add-ons)
      - [kube-scheduler:](#kube-scheduler)
      - [Other deprecations:](#other-deprecations)
    - [API Change](#api-change-6)
      - [New API types/versions:](#new-api-typesversions)
      - [New API fields:](#new-api-fields)
      - [Other API changes:](#other-api-changes)
      - [Configuration file changes:](#configuration-file-changes)
      - [kube-apiserver:](#kube-apiserver-2)

      - [Cluster Lifecycle](#cluster-lifecycle)
      - [Network](#network)
      - [Scheduling](#scheduling)
      - [Storage](#storage)
      - [Windows](#windows)
  - [Deprecations and Removals](#deprecations-and-removals)
  - [Metrics Changes](#metrics-changes)
    - [Added metrics](#added-metrics)
    - [Deprecated/changed metrics](#deprecatedchanged-metrics)
  - [Notable Features](#notable-features)

 [okhttp_idling_resource]: https://github.com/JakeWharton/okhttp-idling-resource
 [public_suffix]: https://publicsuffix.org/
 [remove_cbc_ecdsa]: https://developers.google.com/web/updates/2016/12/chrome-56-deprecations#remove_cbc-mode_ecdsa_ciphers_in_tls
 [require_android_5]: https://code.cash.app/okhttp-3-13-requires-android-5
 [tls_configuration_history]: https://square.github.io/okhttp/tls_configuration_history/

## **Deprecations**

### Cluster provisioning scripts
* cluster/ubuntu: Removed due to [deprecation](https://github.com/kubernetes/kubernetes/tree/master/cluster#cluster-configuration) and lack of maintenance. ([#44344](https://github.com/kubernetes/kubernetes/pull/44344), [@mikedanese](https://github.com/mikedanese))

    - [SIG Storage](#sig-storage)
    - [SIG Windows](#sig-windows)
  - [Known Issues](#known-issues)
  - [Before Upgrading](#before-upgrading)
      - [New Deprecations](#new-deprecations)
      - [Removed Deprecations](#removed-deprecations)
      - [Graduated to Stable/GA](#graduated-to-stablega)
      - [Graduated to Beta](#graduated-to-beta)
    - [New alpha features](#new-alpha-features)

  - [Urgent Upgrade Notes](#urgent-upgrade-notes)
    - [(No, really, you MUST do this before you upgrade)](#no-really-you-must-do-this-before-you-upgrade)
  - [Known Issues](#known-issues)
  - [Deprecations](#deprecations)
  - [Major Themes](#major-themes)
    - [SIG API Machinery](#sig-api-machinery)
    - [SIG Auth](#sig-auth)
    - [SIG AWS](#sig-aws)
    - [SIG Azure](#sig-azure)
    - [SIG Big Data](#sig-big-data)

    - [SIG Scalability](#sig-scalability)
    - [SIG Scheduling](#sig-scheduling)
    - [SIG Storage](#sig-storage)
  - [Before Upgrading](#before-upgrading)
  - [Known Issues](#known-issues)
  - [Deprecations](#deprecations)
    - [Apps](#apps)
    - [Auth](#auth)
    - [Autoscaling](#autoscaling)
    - [Cluster Lifecycle](#cluster-lifecycle)
    - [OpenStack](#openstack)
    - [Scheduling](#scheduling)