existAfter purchasing a VPS you should spare security measuresAs we mentioned with fail2ban To protect ssh ，So even without changingsshPort (default is22），Also can be done to avoid brute force password，of course，We have opened the credentials to log in and closed the ssh password login option，But with fail2ban Kill those who keep trying to make us feel bot is also a pleasant thing[……]
Nginx
Before we have talked about how to siteOpen Full Site SSL Now we take a look at how the vps to Nginx open Let's Encrypt certificate and automatically update。
The contents of this article older，About letsencrypt configuration article，I wrote a new，Perhaps you can refer to a look：letsencrypt tool renamed certb[……]