使用命令行手动申请通配符证书，并使用DNS验证方式，手动添加TXT记录
[root@certbot ~]# certbot certonly -d *.bcoc.site --manual --preferred-challenges dns Saving debug log to /var/log/letsencrypt/letsencrypt.log Plugins selected: Authenticator manual, Installer None Starting new HTTPS connection (1): acme-v02.api.letsencrypt.org Obtaining a new certificate Performing the following challenges: dns-01 challenge for bcoc.site - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - NOTE: The IP of this machine will be publicly logged as having requested this certificate. If you're running certbot in manual mode on a machine that is not your server, please ensure you're okay with that. Are you OK with your IP being logged? - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - (Y)es/(N)o: Y - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Please deploy a DNS TXT record under the name _acme-challenge.bcoc.site with the following value: hQolCyWZvWXBRcO3X8ZlNys4_dHJuGBx_bly9WGguvk Before continuing, verify the record is deployed. - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Press Enter to Continue Waiting for verification... Resetting dropped connection: acme-v02.api.letsencrypt.org Cleaning up challenges IMPORTANT NOTES: - Congratulations! Your certificate and chain have been saved at: /etc/letsencrypt/live/bcoc.site/fullchain.pem Your key file has been saved at: /etc/letsencrypt/live/bcoc.site/privkey.pem Your cert will expire on 2020-03-31. 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 [root@certbot ~]#
在Windows中查看证书信息
