In this tutorial, we will guide you through the process of securing your Vicidial server and ViciPhone with SSL certificates from LetsEncrypt. Ensuring a secure connection is crucial, especially when dealing with sensitive information in a call center environment. Follow these step-by-step instructions to implement secure communication using WebRTC. Step 1: Install LetsEncrypt Run the following command to install LetsEncrypt on your server: zypper install certbot python3-certbot-apache Step 2: Create SSL Certificate Generate SSL certificates for your Vicidial server and ViciPhone using the following command: certbot certonly --webroot -w /path/of/webroot -d demo.example.com Step 3: Configure Apache for SSL Edit the Vicibox vhost file to include the SSL certificate information: nano /etc/apache2/vhost.d/1111-default-ssl.conf Update the SSLCertificateFile and SSLCertificateKeyFile paths with your certificate details. Step 4: Redirect HTTP to HTTPS Edit the specified file to add a redirec