[ req ]
default_bits       = 2048
distinguished_name = req_distinguished_name
req_extensions     = req_ext

[ req_distinguished_name ]
countryName                 = Country Name (2 letter code)
countryName_default         = CN
stateOrProvinceName         = State or Province Name (full name)
stateOrProvinceName_default = CN
localityName                = Locality Name (eg, city)
localityName_default        = CN
organizationName            = Organization Name (eg, company)
organizationName_default    = CN
organizationalUnitName            = Organizational Unit Name (eg, section)
organizationalUnitName_default    = CN
commonName                  = Common Name (e.g. server FQDN or YOUR name)
commonName_max              = 64
commonName_default          = test.com

[ req_ext ]
subjectAltName = @alt_names

# 此段落标题的方括号两边【没有空格】，只有同时配有IP和域名，才能在IP和域名访问时都成功识别。
[alt_names]
DNS.1   = test.com
DNS.2   = test.net
DNS.3   = test.org
DNS.4   = test.io
DNS.4   = test.edu