Disco verification In addition to the verification done by Brad, I also went through a manual interactive run of requesting a certificate, fake renewing it, and revoking it. Using python3-acme from proposed: *** 0.31.0-2~ubuntu19.04.1 500 500 http://us.archive.ubuntu.com/ubuntu disco-proposed/universe amd64 Packages root@disco-acme-sru-1836823:~# certbot run Saving debug log to /var/log/letsencrypt/letsencrypt.log Plugins selected: Authenticator apache, Installer apache ... Obtaining a new certificate Performing the following challenges: http-01 challenge for certbot-test2.justgohome.co.uk Enabled Apache rewrite module Waiting for verification... Cleaning up challenges Created an SSL vhost at /etc/apache2/sites-available/000-default-le-ssl.conf Enabled Apache socache_shmcb module Enabled Apache ssl module Deploying Certificate to VirtualHost /etc/apache2/sites-available/000-default-le-ssl.conf Enabling available site: /etc/apache2/sites-available/000-default-le-ssl.conf ... Congratulations! You have successfully enabled https://certbot-test2.justgohome.co.uk Fake renewal: root@disco-acme-sru-1836823:~# certbot --dry-run renew Saving debug log to /var/log/letsencrypt/letsencrypt.log - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Processing /etc/letsencrypt/renewal/certbot-test2.justgohome.co.uk.conf - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Cert not due for renewal, but simulating renewal for dry run Plugins selected: Authenticator apache, Installer apache Renewing an existing certificate Performing the following challenges: http-01 challenge for certbot-test2.justgohome.co.uk Enabled Apache rewrite module Waiting for verification... Cleaning up challenges - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - new certificate deployed with reload of apache server; fullchain is /etc/letsencrypt/live/certbot-test2.justgohome.co.uk/fullchain.pem - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - ** DRY RUN: simulating 'certbot renew' close to cert expiry ** (The test certificates below have not been saved.) Congratulations, all renewals succeeded. The following certs have been renewed: /etc/letsencrypt/live/certbot-test2.justgohome.co.uk/fullchain.pem (success) ** DRY RUN: simulating 'certbot renew' close to cert expiry ... Revoking: root@disco-acme-sru-1836823:~# certbot revoke --cert-path /etc/letsencrypt/live/certbot-test2.justgohome.co.uk/fullchain.pem Saving debug log to /var/log/letsencrypt/letsencrypt.log - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Would you like to delete the cert(s) you just revoked, along with all earlier and later versions of the cert? - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - (Y)es (recommended)/(N)o: y - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Deleted all files relating to certificate certbot-test2.justgohome.co.uk. - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Congratulations! You have successfully revoked the certificate that was located at /etc/letsencrypt/live/certbot-test2.justgohome.co.uk/fullchain.pem Disco verification succeeded.