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Pinned tlsCipherSuites and tlsMinVersion in templates #4744

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Merged
eks-distro-bot merged 1 commit into from
Jun 24, 2026
+16 −0
Merged

Pinned tlsCipherSuites and tlsMinVersion in templates #4744

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16 changes: 16 additions & 0 deletions development/kops/eks-d.tpl
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Original file line number Diff line number Diff line change
Expand Up @@ -90,6 +90,14 @@ spec:
nodes: public
kubeAPIServer:
image: {{ .kube_apiserver.repository }}:{{ .kube_apiserver.tag }}
tlsMinVersion: VersionTLS12
tlsCipherSuites:
- TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256
- TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256
- TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384
- TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384
- TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256
- TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256
kubeControllerManager:
image: {{ .kube_controller_manager.repository }}:{{ .kube_controller_manager.tag }}
kubeScheduler:
Expand All @@ -111,6 +119,14 @@ spec:
# for 1.19 and above webhook auth is the default mode
authorizationMode: Webhook
authenticationTokenWebhook: true
tlsMinVersion: VersionTLS12
tlsCipherSuites:
- TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256
- TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256
- TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384
- TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384
- TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256
- TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256

---

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