Tech Tips

Zimbra Email Server SSL certificate is recommended to secure our email transactions. Before installing the Zimbra Email Server SSL Certificate using the Admin Console, you must first generate the CSR, as detailed in the following Wiki: For a Commercial SSL, generate a valid CSR (Certificate Signing Request). Select the target server to generate the SSL... Continue Reading

How to Secure Nginx with Let’s Encrypt on Ubuntu? Let’s Encrypt is a Certificate Authority (CA) that provides a free TLS/SSL certificates, thereby enabling encrypted HTTPS on web servers. The process of obtaining and installing a certificate is fully automated on both Apache and Nginx. The following steps describe how to configure Let’s Encrypt SSL... Continue Reading

Browsers such as Chrome and Firefox have started showing security warnings on sites with valid SSL certificates. Without SSL, the website shows up as insecure to the visitors. Hence, it becomes very important to redirect HTTP requests to HTTPS. SSL – Secure Sockets Layer (SSL) is a standard security protocol that is used for establishing... Continue Reading