Let’s Encrypt is a Certificate Authority (CA) that provides an easy way to obtain and install free TLS/SSL certificates, thereby enabling encrypted HTTPS on web servers. It simplifies the process by providing a software client, Certbot, that attempts to automate most (if not all) of the required steps. Currently, the entire process of obtaining and installing a certificate is fully automated on both Apache and Nginx.
In this tutorial, you will use Certbot to obtain a free SSL certificate for Nginx on Ubuntu 18.04 and set up your certificate to renew automatically.… Read the rest
On your system, if you have installed multiple versions of PHP (eg PHP 7.2 and PHP 5.6 both). PHP 7.2 is running as default PHP for Apache and CLI. For any requirement, you need to use PHP 5.6. Then you don’t need to remove PHP 7.2. You can simply switch your PHP version to default used for Apache and command line.
For example, your server has PHP 7.2 and PHP 5.6 both version’s installed. Now following example will help you to switch between both versions. The PHP 5.6 is configured as default PHP version for Apache and CLI. Let’s make PHP 7.2 as default PHP for Apache server and CLI.