Generate a certificate key for control-plane join.
Section: Certificates and kubeconfig
Generate certificate key
bash
bash
kubeadm certs certificate-keyExplanation
Generate a certificate key for control-plane join.
Learn the surrounding workflow
Compare similar commands or jump into common fixes when this command is part of a bigger troubleshooting path.
Related commands
Same sheet · prioritizing Certificates and kubeconfig
Check certificate expiration
See kubeadm-managed certificate expiry dates.
Renew all certificates
Renew all kubeadm-managed control-plane certificates.
Generate kubeconfig for user
Generate a kubeconfig file for a user credential.
Initialize with cert upload
Initialize HA control plane and upload certs for additional control-plane joins.