발급 받은 도메인 변환시키기

#PEM -> Key
openssl rsa -in domain.com_key.pem -text > domain.com.key

#응답값
writing RSA key

#PEM -> Cert
openssl x509 -inform PEM -in domain.com_cert.pem -out domain.com.crt

#chainca + root_cert
cat domain.com_crt chainca.crt >> domain.com_all_crt