Ncloud Kubernetes Service release notes
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Keep track of changes to the Ncloud Kubernetes Service user guide. The release notes include:
New
Update
Added: New features.
Changed: Feature enhancements.
Fixed: Bug fixes.
Deprecated: Feature deprecations or service shutdown.
Miscellaneous: Documentation changes.
Read on for detailed descriptions of each release.
Kubernetes supported version
Kubernetes Version
Kubernetes release date
Kubernetes support end date
Ncloud Kubernetes Service release date
Ncloud Kubernetes Service support end date
Technical support status
New cluster creation status
1.36
April 22, 2026
June 28, 2027
July 23, 2026
July 2027
Supported
Available (XEN unavailable)
1.35
December 17, 2025
February 28, 2027
April 23, 2026
April 2027
Supported
Available (XEN unavailable)
1.34
August 27, 2025
October 27, 2026
January 22, 2026
January 2027
Supported
Available
1.33
April 23, 2025
June 28, 2026
September 18, 2025
September 2026
Supported
Unavailable
1.32
December 11, 2024
March 23, 2026
April 17, 2025
April 2026
Not supported
Unavailable
1.31
August 13, 2024
June 28, 2025
March 20, 2025
March 2026
Not supported
Unavailable
1.30
April 17, 2024
June 28, 2025
January 16, 2025
January 2026
Not supported
Unavailable
1.29
December 13, 2023
February 28, 2025
October 17, 2024
October 2025
Not supported
Unavailable
1.28
August 15, 2023
October 28, 2024
June 20, 2024
January 16, 2025
Not supported
Unavailable
1.27
April 11, 2023
June 28, 2024
January 25, 2024
October 17, 2024
Not supported
Unavailable
1.26
December 9, 2022
February 28, 2024
November 23, 2023
June 20, 2024
Not supported
Unavailable
1.25
August 23, 2022
October 27, 2023
April 20, 2023
January 25, 2024
Not supported
Unavailable
1.24
May 3, 2022
July 28, 2023
February 23, 2023
November 23, 2023
Not supported
Unavailable
1.23
December 07, 2021
February 28, 2023
August 18, 2022
April 20, 2023
Not supported
Unavailable
1.22
August 4, 2021
October 28, 2022
May 26, 2022
February 23, 2023
Not supported
Unavailable
1.21
April 8, 2021
June 28, 2022
February 17, 2022
August 18, 2022
Not supported
Unavailable
1.20
December 8, 2020
February 28, 2022
December 21, 2021
May 26, 2022
Not supported
Unavailable
1.19
August 26, 2020
October 28, 2021
September 16, 2021
February 17, 2022
Not supported
Unavailable
1.18
March 23, 2020
June 28, 2021
May 27, 2021
December 21, 2021
Not supported
Unavailable
Note
For versions for which technical support has been discontinued, security patches and bug fixes are not provided.
Technical support is provided for 1 year from the release of Ncloud Kubernetes Service. Because the deployment schedule is not finalized, the exact support end date is not provided; refer only to the year and month.
Ncloud Kubernetes Service release history
July 23, 2026
Type
Change
Go to page
New
Released Add-on management.
Add-on overview
Update - Added
Added Kubernetes 1.36. Available only on the KVM hypervisor type.
Update - Deprecated
Discontinued creation of new clusters with Kubernetes 1.33.
-
April 23, 2026
Type
Change
Go to page
New
Released Regional Clusters. Added support for creating Regional Clusters via the console and Open API.
Getting started
Update - Added
Added Kubernetes 1.35. Available only on the KVM hypervisor type.
Update - Deprecated
Discontinued creation of new clusters with Kubernetes 1.32.
Update - Added
Added Cilium 1.18. Available only on Kubernetes 1.35 or later.
Update - Added
Added NFS SubDir. Supports SubDir with NFS CSI.
NAS volume CSI
Update - Added
Added support for blk-csi allowedTopologies. Supports configuring allowedTopologies in Block Storage CSI.
Block Storage CSI
Update - Added
Made BM node pools generally available.
January 22, 2026
Type
Change
Go to page
Update - Added
Added Kubernetes 1.34.
Update - Deprecated
Discontinued creation of new clusters with Kubernetes 1.31.
November 20, 2025
Type
Change
Go to page
Update - Added
Changed Cilium version. Provided Cilium 1.17.8 as a Kubernetes network plugin.
Cilium 1.17
Update - Added
Applied runc 1.2.8. Applied runc version 1.2.8 to improve the container runtime environment.
runc release
September 18, 2025
Type
Change
Go to page
Update - Added
Added Kubernetes 1.33.4.
Update - Added
Added Kubernetes 1.32.8.
Update - Deprecated
Discontinued cluster creation on Kubernetes version 1.30.8.
Update - Deprecated
Discontinued cluster creation on Kubernetes version 1.32.6.
Update - Added
Released Secret Store CSI.
Secret Manager integrations
Update - Added
Upgraded the CSI component version.
-
Update - Deprecated
Deprecated Snapshot v1beta1.
-
July 17, 2025
Type
Change
Go to page
Update - Added
Added Kubernetes 1.32.6.
Update - Deprecated
Discontinued cluster creation on Kubernetes version 1.32.3.
Update - Added
Added support for Fabric Cluster.
June 19, 2025
Type
Change
Go to page
Update - Added
Released Ubuntu 24.04 image for worker nodes. Available only on KVM-based Ncloud Kubernetes Service.
Update - Added
Added Containerd 1.7.27 as a new container runtime interface (CRI) version.
Update - Added
Added Cilium 1.17. Available only on Kubernetes 1.32 or later.
Update - Added
Added worker node specifications. Released L4 and L40S on KVM type hypervisor clusters. Available only in the KR-2 Zone. Available only on Ubuntu 24.04.
Update - Added
Added worker node specifications. Enabled AMD-based server types on KVM hypervisor clusters.
Update - Added
Added support for TLS 1.3 when creating load balancers.
Update - Fixed
Added CB2 support for storage backups using Velero.
April 17, 2025
Type
Change
Go to page
Update - Added
Added Kubernetes 1.32.
Update - Deprecated
Discontinued creation of new clusters with Kubernetes 1.29.
Update - Added
Added annotation support for Access Controller List configuration when creating load balancers.
Update - Changed
Changed default storage type when a Block Storage is created through CSI to CB2.
Update - Miscellaneous
Added document for load balancer creation examples. Example of Network Load Balancer using a UDP listener. Example of Access Controller List configuration.
March 20, 2025
Type
Change
Go to page
Update - Added
Added Kubernetes 1.31.
Update - Changed
Changed Kubernetes version provision policy. Increased the number of provided versions from 2 to 3 from Kubernetes 1.31.
Update - Added
Added support for CB2 and FB2 storage types when a block storage was created on clusters that use the KVM hypervisor type.
Block Storage CSI
January 16, 2025
Type
Change
Go to page
Update - Added
Added Kubernetes 1.30.
Update - Deprecated
Discontinued creation of new clusters with Kubernetes 1.28.
Update - Added
Added settings for block storage types for clusters that use the KVM hypervisor.
Update - Added
Added examples for installing Cilium Hubble.
Cilium Hubble installation examples
Update - Fixed
Fixed errors in Cluster monitoring metrics.
Update - Fixed
ALB Ingress Controller bug fixed Error occurs when using and then removing the alb.ingress.kubernetes.io/ssl-redirect annotation without a defaultBackend configured.
Configure ALB Ingress Controller
November 21, 2024
Type
Change
Go to page
Update - Added
Added support for setting the load balancer size to xlarge through annotations when creating a Network Proxy Load Balancer.
Load Balancer instance integrations
Update - Added
Added ALB Ingress Controller 0.11.0. Added xlarge load balancer size.
Configure ALB Ingress Controller
Update - Deprecated
Discontinued Ncloud Kubernetes Service in Classic environment.
October 17, 2024
Type
Change
Go to page
Update - Added
Added Kubernetes 1.29.
Update - Deprecated
Discontinued creation of new clusters with Kubernetes 1.27.
Update - Added
Added ncr-credential-provider. Enabled access to Ncloud Container Registry through node roles.
Node IAM Role use cases
September 26, 2024
Type
Change
Go to page
Update - Added
Added new Open API. Set cluster authentication mode. View cluster IAM access list. View cluster IAM access. Create cluster IAM access. Edit cluster IAM access. Delete cluster IAM access. Set encryption for cluster secret.
Ncloud Kubernetes Service overview
September 5, 2024
Type
Change
Go to page
Update - Added
Added ALB Ingress Controller 0.10.0. Added support for routing services across different namespaces.
ALB Ingress Controller use cases
July 23, 2024
Type
Change
Go to page
Update - Added
Added support for KMS Provider for Ncloud Kubernetes Service. Encrypted secrets stored in ETCD using Key Management Service (KMS) and Encrypting Confidential Data at Rest.
Secret encryption settings
July 4, 2024
June 20, 2024
Type
Change
Go to page
Update - Added
Added Kubernetes 1.28.
Update - Deprecated
Discontinued creation of new clusters with Kubernetes 1.26.
Update - Added
Added support for Navix OS image for worker nodes.
Update - Deprecated
Discontinued Ubuntu 18.04 sales. Cannot create node pools using Ubuntu 18.04. Discontinued Auto Scaling for node pools using Ubuntu 18.04. Cannot scale node pools using Ubuntu 18.04.
April 25, 2024
Type
Change
Go to page
New
Released Ncloud Kubernetes Service (KVM) in Singapore (SGN) and Japan (JPN) Regions. Enabled selecting KVM as the hypervisor option when creating clusters. Provides greater flexibility and fewer constraints compared to XEN-based clusters.
Update - Added
Provided API methods in the cluster authentication mode to Korea (KR) Region. Added support for selecting an authentication mode when creating a cluster. Enabled switching to API mode through the console for clusters configured with the existing CONFIGMAP mode. (Switching from API mode back to CONFIGMAP mode is not supported.)
Manage IAM authentication user (access entry)
Update - Added
Added Dynamic Sizing for Network Proxy Load Balancers created via Ncloud Kubernetes Service. Applies only to load balancers created after November 23, 2023. Load balancers created before this date must be recreated to change the type.
Load Balancer instance integrations
March 21, 2024
Type
Change
Go to page
New
Released Ncloud Kubernetes Service (KVM). Enabled selecting KVM as the hypervisor option when creating clusters. Provides greater flexibility and fewer constraints compared to XEN-based clusters.
Update - Added
Released Ubuntu 22.04 image for worker nodes. Available only on KVM-based Ncloud Kubernetes Service.
Update - Added
Added ALB Ingress Controller 0.9.0. Enabled specifying a service port using service.port.name in Ingress specifications. Enabled using HTTP header conditions in listener rules.
ALB Ingress Controller use cases
Update - Added
Added new Open API.
Ncloud Kubernetes Service overview
January 25, 2024
Type
Change
Go to page
Update - Added
Added Kubernetes 1.27.9.
Update - Deprecated
Discontinued creation of new clusters with Kubernetes 1.25.
Update - Added
Added support for LoadBalancerClass. Enabled using load balancers other than the default provided by NAVER Cloud Platform by specifying spec.loadBalancerClass.
December 21, 2023
Type
Change
Go to page
Update - Deprecated
Discontinued support for Ubuntu 16.04 images when creating new node pools.
Update - Added
Added alerts feature in Cluster Monitoring.
Cluster Monitoring
November 23, 2023
Type
Change
Go to page
Update - Changed
Renamed Kubernetes Service to Ncloud Kubernetes Service.
Update - Added
Added Kubernetes 1.26.10.
Update - Deprecated
Discontinued creation of new clusters with Kubernetes 1.24.
Update - Changed
Requires using Ubuntu 20.04 server images when upgrading to Kubernetes 1.26. Cannot upgrade node pools using Ubuntu 16.04 or Ubuntu 18.04 server images.
Update - Added
Added role configuration when creating node pools. Enabled assigning roles at the node pool level. Enabled performing tasks in a secure environment without exposing authentication keys when using OpenAPI.
Manage policies and roles
Update - Added
Added Public Load Balancer Subnets. Requires creating a Public Load Balancer Subnet and assigning it to a cluster to create public load balancers. Existing public load balancers remain available without additional configuration. Requires installing the latest version to create an ALB using a Public Load Balancer Subnet.
Subnet Management
Update - Added
Added ALB Ingress Controller 0.8.0. Added support for creating public load balancers using Public Load Balancer Subnets. Added support for preserving public IP addresses. Added support for registering multiple certificates.
Configure ALB Ingress Controller
Update - Added
Added support for UDP type on NLB.
Update - Added
Added support for assigning IP addresses to load balancers. Enabled pre-creating a public IP in the VPC > Public IP menu and assigning it when creating a load balancer. Assigned public IPs are automatically deleted when the load balancer is deleted.
Update - Added
Added support for preserving public IP addresses. NLB/NPLB: service.beta.kubernetes.io/ncloud-load-balancer-retain-public-ip-on-termination: "true" ALB: alb.ingress.kubernetes.io/ncloud-load-balancer-retain-public-ip-on-termination: "true"
September 21, 2023
Type
Change
Go to page
Update - Added
Added new Open API. Edit cluster Load Balancer Subnet. Edit NodePool Subnet. Edit NodePool Label. Edit NodePool Taint. Set cluster return protection.
Ncloud Kubernetes Service overview
September 7, 2023
Type
Change
Go to page
Update - Added
Added support for new annotations available in ALB Ingress Controller 0.7.3 or later. alb.ingress.kubernetes.io/ssl-redirect
Update - Added
Added cluster return protection. Enabled protecting clusters through configuration.
May 25, 2023
Type
Change
Go to page
Update - Added
Enabled changing the load balancer subnet in the Ncloud Kubernetes Service console. Available when the load balancer subnet configured for the cluster is deleted. Enabled changing the default subnet for load balancers created in the Kubernetes cluster.
April 20, 2023
Type
Change
Go to page
Update - Added
Added Kubernetes 1.25.08.
Update - Deprecated
Discontinued creation of new clusters with Kubernetes 1.23.
Update - Added
Added Kubernetes Dashboard starting from Kubernetes version 1.23. Enabled accessing and viewing cluster resources and information. Accounts with cluster access permissions (main accounts and sub accounts) can access the Kubernetes Dashboard through the console.
Official Kubernetes documentation
Update - Added
Added new Open API. View server images. View server specifications. Add server image parameters when creating clusters or node pools. Upgrade cluster or node pools. Set and view OIDC. Set and view IP ACL. Set audit log. Add subnets to existing clusters.
Ncloud Kubernetes Service overview
Update - Added
Added new annotation in ALB Ingress Controller. alb.ingress.kubernetes.io/enable-access-log: Access log collection setting. alb.ingress.kubernetes.io/load-balancer-name: Name of the load balancer. (Applied only on initial creation.)
Configure ALB Ingress Controller
Update - Added
Added label and taint settings when creating node pools.
Update - Added
Enabled new addition of subnets registered as cluster subnets to existing node pools.
Update - Added
Added support for IAM Sub Account groups in ncp-iam-authenticator. Enabled granting cluster permissions at the Sub Account group level in NAVER Cloud Platform.
Manage IAM authentication user
February 23, 2023
Type
Change
Go to page
Update - Added
Added Kubernetes 1.24.10.
Update - Deprecated
Discontinued creation of new clusters with Kubernetes 1.22.
Update - Added
Added Kubernetes 1.23.16. Enabled upgrading from Kubernetes 1.23.9.
Upgrade a cluster
Update - Added
Added Multus CNI to enable multiple network interfaces in Kubernetes. Enabled creating pods with multiple interfaces when used with Cilium, the default CNI of Ncloud Kubernetes Service. Added a user guide for Multus for easier use.
Update - Added
Added Containerd 1.6.16 as a new container runtime interface (CRI) version. Available when using Ubuntu 20.04 for worker node images.
Update - Added
Added the ncloud.com/applied-ncp-auth annotation to the ncp-auth ConfigMap for user management through IAM authentication. This annotation is automatically added when ncp-auth is created or modified and allows you to view users registered in the cluster.
Manage IAM authentication user
Update - Added
Added the update-kubeconfig feature in ncp-iam-authenticator for IAM cluster authentication. Enabled adding a new cluster to an existing kubeconfig file using this feature.
Create and update IAM authentication kubeconfig
Update - Added
Enabled selecting the NAS creation zone by setting the parameter.zoneNo field in the StorageClass when using NAS CSI.
NAS volume CSI
December 15, 2022
Type
Change
Go to page
New
Released Ncloud Kubernetes Service in Japan (JPN) Region.
Update - Added
New annotation available in Network Proxy Load Balancer (NPLB) and Network Load Balancer (NLB) NPLBservice.beta.kubernetes.io/ncloud-load-balancer-algorithm-type-code service.beta.kubernetes.io/ncloud-load-balancer-enable-skip-acg-update service.beta.kubernetes.io/ncloud-load-balancer-idle-timeout service.beta.kubernetes.io/ncloud-load-balancer-cipher-suite-list NLBservice.beta.kubernetes.io/ncloud-load-balancer-algorithm-type-code service.beta.kubernetes.io/ncloud-load-balancer-enable-skip-acg-update service.beta.kubernetes.io/ncloud-load-balancer-sticky-session
Load Balancer instance integrations
November 22, 2022
Type
Change
Go to page
Update - Added
Added Containerd 1.6.9 as a new container runtime interface (CRI) version. Available when using Ubuntu 20.04 for worker node images.
Update - Added
Added OpenID Connect (OIDC) as a new cluster authentication method. Enabled configuring OIDC for cluster authentication.
Set OpenID Connect (OIDC) authentication
Update - Added
Added Private CA Issuer integrated with the NAVER Cloud Platform Private CA service. Enabled issuing certificates in Kubernetes clusters using Cert Manager with Private CA External Issuer.
Private CA Issuer
Update - Added
Added ncp-iam-authenticator 1.0.6. Published to the official NAVER Cloud Platform repository.
ncp-iam-authenticator
Update - Added
Enabled adding worker node subnets to existing clusters.
Update - Added
Enabled viewing of acg_no when querying clusters via OpenAPI.
August 18, 2022
Type
Change
Go to page
Update - Added
Added Kubernetes 1.23.
Kubernetes 1.23 release notes
Update - Deprecated
Discontinued creation of new clusters with Kubernetes 1.21.
Update - Added
Released Ubuntu 20.04 image for worker nodes.
Update - Added
Added Cluster Monitoring feature. Provided for clusters that use Kubernetes version 1.23 or later. Enabled monitoring node and pod metrics through Grafana dashboards. Enabled access through the console.
Update - Deprecated
Deprecated Metric Exporter, the existing monitoring feature.
Update - Added
Added support for new annotations in ALB Ingress Controller. Enabled configuring cipher suites through annotations when creating an Application Load Balancer (ALB) using ALB Ingress Controller. Added cipher suite configuration options.
August 4, 2022
Type
Change
Go to page
Update - Added
Added detailed Sub Account permissions for IP Access Control Lists (ACLs).
July 21, 2022
Type
Change
Go to page
Update - Added
Added IP Access Control Lists (ACLs) for the Ncloud Kubernetes Service API endpoint.
Cluster access and management
Update - Deprecated
Deprecated admin authentication. Added IAM authentication through Sub Accounts. Enabled IAM authentication for clusters created after February 13, 2022.Requires migrating to IAM authentication for clusters created on or before this date. Errors may occur in applications using existing kubeconfig when authentication expires. Requires assessing service impact due to authentication expiration before migration.
May 26, 2022
Type
Change
Go to page
Update - Added
Added Kubernetes 1.22.
Kubernetes 1.22 release notes
Update - Deprecated
Discontinued creation of new clusters with Kubernetes 1.20.
Update - Added
Added support for Public Subnets in Terraform.
April 21, 2022
Type
Change
Go to page
Update - Added
Enabled creating GPU nodes using Ubuntu 18.04 server images.
Update - Changed
Updated ncp-iam-authenticator 1.0.5.
February 17, 2022
Type
Change
Go to page
Update - Added
Added Kubernetes 1.21.
Kubernetes 1.21 release notes
Update - Deprecated
Discontinued creation of new clusters with Kubernetes 1.19.
Update - Added
Added support for IAM authentication. Enabled migrating existing clusters using certificate-based admin authentication to IAM authentication. Enabled controlling cluster permissions per Sub Account using ncp-iam-authenticator. Enabled strengthening cluster security by managing kubeconfig per user.
ncp-iam-authenticator guide
Update - Added
Enabled using Public Subnets as cluster subnets. Enabled selecting either Private Subnets or Public Subnets when creating a cluster. When using Public Subnets, each worker node is assigned a public IP address. The assigned public IP addresses of worker nodes cannot be returned or changed.
Update - Added
Added support for Init-Script Installer.
Init-Script Installer guide
December 21, 2021
Type
Change
Go to page
Update - Added
Added Kubernetes 1.20.
Kubernetes 1.20 release notes
Update - Changed
Added Containerd as the Container Runtime Interface (CRI) for Kubernetes 1.20 or later.
Update - Changed
Discontinued the script feature in the console for Kubernetes 1.20 or later.
Update - Deprecated
Discontinued creation of new clusters with Kubernetes 1.18.
Update - Added
Added support for creating Ncloud Kubernetes Service clusters using Terraform.
December 9, 2021
Type
Change
Go to page
New
Released Ncloud Kubernetes Service in Singapore Region.
November 25, 2021
Type
Change
Go to page
Update - Added
Added support for NAVER Cloud NAS CSI.
NAS volume CSI
Update - Added
Added support for new annotations in Network Proxy Load Balancers (NPLB). Added a proxy protocol enablement option.
September 16, 2021
August 26, 2021
July 27, 2021
Type
Change
Go to page
Update - Added
Added support for Ubuntu 18.04 image.
Update - Added
Added support for Network Proxy Load Balancer (NPLB). Changed the default type to NPLB when creating a load balancer-type service. Enabled creating Network Load Balancers (NLB) using the service.beta.kubernetes.io/ncloud-load-balancer-layer-type annotation when needed.
May 27, 2021
Type
Change
Go to page
Update - Added
Added Kubernetes 1.18.
Kubernetes 1.18 release notes
Update - Added
Enabled using a specific Private Subnet for node pools.
Update - Added
Enabled viewing audit logs in Cloud Log Analytics through cluster audit log settings.
Update - Added
Added support for reliable cluster backups using Velero.
April 8, 2021
Type
Change
Go to page
Update - Added
Added worker node specifications. Added GPU types to the existing Standard, High Memory, and High CPU types.
March 4, 2021
Type
Change
Go to page
Update - Added
Added worker node specifications. Added High CPU and High Memory types to the existing Standard type.
February 4, 2021
Type
Change
Go to page
Update - Changed
Improved node pool and node UI.
Update - Added
Added feature to select and delete nodes from the Kubernetes console.
November 18, 2020
Type
Change
Go to page
Update - Added
Enabled viewing CPU and memory usage of pods in Kubernetes clusters in VPC environments using Cloud Insight.
Caution
Monitoring Ncloud Kubernetes Service information through integration with Cloud Insight may incur additional charges based on usage, and in such cases, Cloud Insight pricing applies.
October 22, 2020
Type
Change
Go to page
Update - Added
Added NKS Ingress ALB Controller. Enabled routing traffic by integrating Kubernetes Ingress with load balancers using ALB Ingress Controller.
Configure ALB Ingress Controller
September 17, 2020
Type
Change
Go to page
New
Released Ncloud Kubernetes Service VPC version. Added Kubernetes 1.16 and 1.17.
Update - Added
Added support for multiple subnets. Enabled specifying VPC, Private Subnets, and dedicated load balancer subnets. Enabled selecting up to 3 Private Subnets. Requires Private Subnets and dedicated load balancer subnets within a specific IP range. Private Subnets and dedicated load balancer subnets within the 172.17.0.0/16 range cannot be selected to prevent Docker bridge conflicts.
Update - Added
Added support for multiple node pools. A node pool is a group of nodes with the same server specifications. Enabled setting a default node pool and adding additional node pools. Enabled creating up to 10 node pools. Enabled configuring server specifications, number of nodes, and Cluster Autoscaler for each node pool.
Update - Added
Added cluster autoscaling configuration. Added automatic scaling in and out for Kubernetes clusters. Enabled managing resources using Cluster Autoscaler.
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