Suppose we have a signed SSL certificate, or we will receive it from Let’s Encrypt, as I described in this article:Installing Certbot in Ubuntu To install an SSL certificate for iRedMail, you need to specify it in the Dovecot, Postfix and Apache2 configuration.
To use Let’s Encrypt in cPanel, you need to install a special plugin. To do this, connect to the server by SSH and execute the command from the root user: After installing the Let’s Encrypt plug-in, you can use it in the AutoSSL management menu (WHM >> Home >> SSL/TLS >> Manage AutoSSL). If you […]
On the test I will install ACME client Certbot in Ubuntu 16.04 (xenial), which will help to get Free SSL certificates Let’s Encrypt for 90 days and automatically update them. For other versions of Ubuntu, the Certbot client is installed similarly. The first step is to add the Certbot repository and perform the installation: Now […]
On the test I will install Let’s Encrypt which allows you to install free SSL certificates for 90 days and automatically re-issue them. Let’s say that Apache2 is installed on Ubuntu Server and there is one site for which we configured one configuration file /etc/apache2/sites-available/test.conf and turned it on: See the configuration example in my […]
I recently set up SSL certificates on several WordPress sites. The sites were hosted on a dedicated server under the control of Ubuntu, on this first thing I created a directory for certificates and switched to it: Enable the SSL module for Apache2 if it is not enabled: Then I generated the certificate: In the […]
I noticed once one site with a signed SSL certificate, a message from the Mozilla Firefox browser: Connection is not secure – Parts of this page are not secure (such as images) As it turned out, images from other sources were inserted on the site, so the connection can be considered not protected, and to […]
I will give an example of updating a self-signed certificate on Ubuntu Server with iRedMail installed. Switch to the root user:
I will describe several options for redirecting requests from HTTP to HTTPS, the first and second methods are the most reliable: 1) Across virtual hosts. In the site configuration, add the line “Redirect”, for example, when an SSL certificate was installed on the site and you need to redirect all requests to HTTPS: If you […]