Let's encrypt

鍵の更新の方法

./certbot-auto -w /path/to/webroot/ -d domain1 -d domain2

• コマンド解説 - Let's Encrypt 総合ポータル

Firefoxだけ表示できない

• Only Firefox refuses LetsEncrypt connection - Server - Let's Encrypt Community Support

ssl.confの後ろに

SSLCertificateKeyFile /etc/letsencrypt/live/mydomain.com/privkey.pem

次の1行を追加

SSLCertificateChainFile /etc/letsencrypt/live/mydomain.com/fullchain.pem