CentOS7使用CertBot工具获取LetSencrypt泛域名HTTPS证书
wget https://dl.eff.org/certbot-auto
chmod a+x certbot-auto./certbot-auto certonly -d "hamm.cn" -d "*.hamm.cn" -d "bbbug.com" -d "*.bbbug.com" -d "nginx.run" -d "*.nginx.run" --manual --preferred-challenges dns-01 --server https://acme-v02.api.letsencrypt.org/directory./certbot-auto renew最后更新于