We need installed apache2, teks editor (e.g. nano) and domain (e.g. jusmelon.com)   Install apache2  $ sudo apt install apache2 -y   Get certificate and put to path e.g. /home/ubuntu/ssl-certificates/here  $ ls /home/ubuntu/ssl-certificates/    cert.crt cert.key README   Configuration  $ sudo nano /etc/apache2/sites-available/000-default.conf   Add this to end of file   <VirtualHost *:443>   SSLEngine on   SSLCertificateFile /home/ubuntu/ssl-certificates/cert.crt   SSLCertificateKeyFile /home/ubuntu/ssl-certificates/cert.key  </VirtualHost>   Enable module and restart service  $ sudo a2enmod ssl  $ sudo service apache2 restart   Check  Open browser and type https://jusmelon.com  Enter