openssl genrsa -out key.pem 2048 openssl req -new -key key.pem -out request.csr
Country Name (2 letter code) [XX]:cn
State or Province Name (full name) []:yunnan
Locality Name (eg, city) [Default City]:kunming
Organization Name (eg, company) [Default Company Ltd]:hmailserver.org Co., Ltd.
Organizational Unit Name (eg, section) []:egg
Common Name (eg, your name or your server's hostname) []:(填域名)
Email Address []: (你的邮件,不用翻译了吧)
please enter the following ”extra" attributes
to be sent with your certificate request
a challenge password : (这里的挑战密码是指:“挑战密码”请求作为CSR生成的一部分,用于将保密密钥加密的密码(在请求的密钥生成的时间时,或当一个明文密钥加密后 - 然后每次再次请求启用了SSL的服务使用它启动时),是两个单独的和不同的事情。)你看着办。
An optional company name []: 这里是公司名。
openssl x509 -req -days 365 -in request.csr -signkey key.pem -out certificate.pem