Download Win32 OpenSSL
https://slproweb.com/products/Win32OpenSSL.html
https://wiki.openssl.org/index.php/Binaries
path:
D:\Program Files\OpenSSL-Win64
D:\Program Files\OpenSSL-Win64\bin
cmd: openssl ....
原文：https://www.cnblogs.com/bluestorm/p/10370303.html