OpenSSL Convert PFX
Convert PFX to PEM
openssl pkcs12 -in certificate.pfx -out certificate.cer -nodes
引用自:https://www.sslshopper.com/ssl-converter.html
下载OpenSSL:http://gnuwin32.sourceforge.net/packages/openssl.htm
解压Binaries.zip中openssl.exe,可单独运行