git clone https://github.com/letsencrypt/letsencrypt cd letsencrypt ./letsencrypt-auto --server https://acme-v01.api.letsencrypt.org/directory auth IMPORTANT NOTES: - Congratulations! Your certificate and chain have been saved at /etc/letsencrypt/live/www.hogehoge.com/fullchain.pem. Your cert will expire on 2016-03-06. To obtain a new version of the certificate in the future, simply run Let's Encr