65. 於是我照著下列文章的方法做了
● How To Use SSH Keys with PuTTY on
DigitalOcean Droplets (Windows users)
https://www.digitalocean.com/community/tutorials/how-to-use-ssh-keys-with-putty-on-
digitalocean-droplets-windows-users
73. 關於整個上線認證的過程
● 在 DigitalOcean 的下列文件中有非常詳細完整的描述
How To Set Up a Node.js Application for Production on Ubuntu 16.04
https://www.digitalocean.com/community/tutorials/how-to-set-up-a-node-js-application-for-
production-on-ubuntu-16-04
80. 所以我參考了下列這篇
● How To Secure Nginx with Let's
Encrypt on Ubuntu 16.04
https://www.digitalocean.com/community/tutorials/how-to-secure-nginx-with-let-s-
encrypt-on-ubuntu-16-04