4.13. Let’s Encrypt#
Let’s Encrypt is a non-profit certificate authority that provides X.509 certificates for TLS encryption at no charge. It is the world’s largest certificate authority with the goal of all websites being secure and using HTTPS.
The Let's Encrypt app in Univention App Center offers a largely automated integration of the acme-tiny Let’s Encrypt client in UCS. The supported services in UCS are the Apache Web server, the Postfix SMTP mail server and the Dovecot IMAP mail server.