摘要： PEM Format The PEM format is the most common format that Certificate Authorities issue certificates in. PEM certificates usually have extensions such 阅读全文

摘要： 创建一个DNS 通过上面2个步骤，public ip和domain name就可以对应起来了。 如何申请ssl/tls证书： https://certbot.eff.org/lets-encrypt/ubuntuxenial-nginx https://certbot.eff.org/ apt up 阅读全文