知乎，让每一次点击都充满意义 —— 欢迎来到知乎，发现问题背后的世界。 ConradoConrado 74655 silver badges1515 bronze badges three I just tried even the CA's certification with usage: keyCertSign, the situation is exact same. It appears that evidently the CA cert or the foundation cert must be added to openssl's certsDB (/etcetera/ssl/certs/ca-certificates.crt) Offered on-line, this chassi... https://hatshepsutf319pew5.blogsumer.com/profile