Let's Encrypt, 全新升级ACME协议, 正式支持通配符证书 By Liang Zhu 2018-06-30 更新日期:2018-06-30 文章目录 1. 申请步骤1.1. 申请1.2. 更新2. References 申请步骤申请1certbot-2 certonly -d *.zhuliang.net.cn,*.scs.zhuliang.net.cn --manual --preferred-challenges dns --server https://acme-v02.api.letsencrypt.org/directory 更新1certbot-2 renew References ACME v2 and Wildcard Certificate Support is Live ACME v2 Production Environment & Wildcards