# minimum server certificate config. [req] distinguished_name = req_distinguished_name x509_extensions = v3_req prompt = no [req_distinguished_name] CN = My Server Cert [v3_req] subjectAltName = @alt_names keyUsage = critical, digitalSignature, keyEncipherment extendedKeyUsage = serverAuth [alt_names] DNS.1 = example.com IP.1 = 1.1.1.1