//cetrtificates.pem consists of at first place: Intermediate certification and after that End-consumer certification ConradoConrado 74655 silver badges1515 bronze badges 3 I just tried using even the CA's certificate with use: keyCertSign, the trouble is same. It seems that the CA cert or the basis cert needs to be included to https://lloydw972kqt1.atualblog.com/profile