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An installer is only required if you want Certbot to install the certificate to your web server. Installers are plugins which can automatically modify your web server’s configuration to serve your website over HTTPS, using theĬertificates obtained by Certbot. An authenticator is always required to obtain a certificate. The appropriateĬhoice of plugins will depend on what kind of server software you are running and plan to use your certificates with.Īuthenticators are plugins which automatically perform the required steps to prove that you control the domain names you’re trying To perform these tasks, Certbot will ask you to choose from a selection of authenticator and installer plugins. # Obtain and install a certificate: certbot # Obtain a certificate but don't install it: certbot certonly # You may specify multiple domains with -d and obtain and # install different certificates by running Certbot multiple times: certbot certonly - d example. To just obtain the certificate without installing it anywhere, the certbot certonly (“certificate only”) command can be used. To obtain a certificate and also install it, use the certbot run command (or certbot, which is the same). This isĭone by automatically modifying the configuration of your server in order to use the certificate. Optionally, installing that certificate to supported web servers (like Apache or nginx) and other kinds of servers. Saving the certificate to /etc/letsencrypt/live/ and renewing it on a regular schedule. Obtaining a certificate: automatically performing the required authentication steps to prove that you control the domain(s), Getting certificates (and choosing plugins) ¶ Throughout the docs, whenever you see certbot, swap in the correct name as needed. The certbot script on your web server might be named letsencrypt if your system uses an older package. The most importantĪnd commonly-used commands will be discussed throughout thisĭocument an exhaustive list also appears near the end of the document. Obtaining, renewing, or revoking certificates. To as “subcommands”) to request specific actions such as Modifying the Renewal Configuration of Existing CertificatesĬertbot uses a number of different commands (also referred

Revoking by account key or certificate private key Re-creating and Updating Existing Certificates

Getting certificates (and choosing plugins)