官网下载

https://www.oomake.com/download/openssl

检查是否安装openssl

D:\tmp\ssl>openssl version
OpenSSL 3.1.0 14 Mar 2023 (Library: OpenSSL 3.1.0 14 Mar 2023)

创建证书密钥文件 server.key

D:\tmp\ssl>openssl genrsa -des3 -out server.key 1024
Enter PEM pass phrase:  ## 输入密码
Verifying - Enter PEM pass phrase:  ## 输入确认密码

创建证书申请文件：server.csr

D:\tmp\ssl>openssl req -new -key server.key -out server.csr
Enter pass phrase for server.key:  ## 输入前面设置的密码
You are about to be asked to enter information that will be incorporated
into your certificate request.
What you are about to enter is what is called a Distinguished Name or a DN.
There are quite a few fields but you can leave some blank
For some fields there will be a default value,
If you enter '.', the field will be left blank.
-----
Country Name (2 letter code) [AU]:CN  ## 输入国家代号，中国输入CN
State or Province Name (full name) [Some-State]:BeiJing  ## 省的全名，拼音
Locality Name (eg, city) []:BeiJing  ## 市的全名，拼音
Organization Name (eg, company) [Internet Widgits Pty Ltd]:Li  ## 公司英文名
Organizational Unit Name (eg, section) []:  ## 可以不输入
Common Name (e.g. server FQDN or YOUR name) []:  ## 可以不输入
Email Address []:  ## 可以不输入

Please enter the following 'extra' attributes
to be sent with your certificate request
A challenge password []:  ##可以不输入
An optional company name []: ##  可以不输入

备份一份服务器密钥文件 server.key.org

D:\tmp\ssl>copy server.key server.key.org

去除文件口令 server.key

D:\tmp\ssl>openssl rsa -in server.key.org -out server.key
Enter pass phrase for server.key.org:  ## 输入前面设置的密码
writing RSA key

生成证书文件server.crt

D:\tmp\ssl>openssl x509 -req -days 365 -in server.csr -signkey server.key -out server.crt
Certificate request self-signature ok
subject=C = CN, ST = BeiJing, L = BeiJing, O = Li

此时文件夹内：

nginx配置

    server {
        listen       443 ssl;
        server_name    tr.test.com;

        ssl_certificate      D:/tmp/ssl/server.crt;
        ssl_certificate_key  D:/tmp/ssl/server.key;
        ssl_session_cache    shared:SSL:1m;
        ssl_session_timeout  5m;
        ssl_ciphers  HIGH:!aNULL:!MD5;
        ssl_prefer_server_ciphers  on;

        location / {
            root   html;
            index  index.html index.htm;
        }

        error_page   500 502 503 504  /50x.html;
        location = /50x.html {
            root   html;
        }
    }