Let’s Encrypt

  • Let’s Encrypt [1]

Getting Started With Shell Access [2]

实例——Nginx on Debian 9 (stretch):

1. SSH into the server with sudo privileges.
2. Install Certbot:
  $ sudo apt-get install certbot python-certbot-nginx
3. 生成证书

   a) 生成证书并自动修改nginx配置
      $ sudo certbot --nginx
   b) 只生成证书
      $ sudo certbot certonly --nginx
4. 证书有效期3个月:
  // 刷新证书(未验证)
  $ certbot renew


- Congratulations! Your certificate and chain have been saved at:
 Your key file has been saved at:
 Your cert will expire on 2020-03-19. To obtain a new or tweaked
 version of this certificate in the future, simply run certbot
 again. To non-interactively renew *all* of your certificates, run
 "certbot renew"
- If you like Certbot, please consider supporting our work by:

 Donating to ISRG / Let's Encrypt:   https://letsencrypt.org/donate
 Donating to EFF:                    https://eff.org/donate-le