oc api-resources | grep certificates
certificatesigningrequests csr certificates.k8s.io false CertificateSigningRequest
error: unable to retrieve the complete list of server APIs: apps.openshift.io/v1: the server is currently unable to handle the request, authorization.openshift.io/v1: the server is currently unable to handle the request, build.openshift.io/v1: the server is currently unable to handle the request, image.openshift.io/v1: the server is currently unable to handle the request, oauth.openshift.io/v1: the server is currently unable to handle the request, packages.operators.coreos.com/v1: the server is currently unable to handle the request, project.openshift.io/v1: the server is currently unable to handle the request, route.openshift.io/v1: the server is currently unable to handle the request, security.openshift.io/v1: the server is currently unable to handle the request, user.openshift.io/v1: the server is currently unable to handle the request