[CKA독학]Certificate API + kubeconfig

key생성 openssl genrsa -out test.key 2048 csr생성 openssl req -new -key test.key -subj "/CN=test" -out test.csr csr 암호화 cat test.csr cat test.csr | base64 CSR(CertificateSigningRequest) yaml예제 apiVersion: certificates.k8s.io/v1beta1 kind: CertificateSigningRequest metadata: name: test-csr spec: signerName: kubernetes.io/kube-apiserver-client groups: - system:authenticated request: LS0tLS1CRUdJTiBDRV..