How to Install SSL Certificate on Zimbra Server

1 Star2 Stars3 Stars4 Stars5 Stars (10 votes, average: 4.20 out of 5)

Install an SSL Certificate on your Zimbra Server in Five Simple Steps

Zimbra is a collaborative groupware or software suite that serves as e-mail server and web client. With more than 500 million users, Zimbra is one of the most sought-after collaborative software. Needless to say, SSL encryption has become an indispensable part of server security. Whether it’s an E-mail Server or a Web Server, you need SSL, no if’s or but’s. Web administrators have realized this and that’s why we’ve seen a growing trend of migration to HTTPS this year. As you’re reading this right now, you’re here to learn about installing SSL certificates on Zimbra servers, right? Well, we know that and that’s why we won’t waste your time and get straight to SSL installation on Zimbra.

Let’s get to business!

SSL Certificates

Comodo SSL Certificates – Save 30-85%

You’ll need to purchase an SSL certificate before you start the install process. If you don’t already have a certificate, you can find the best one for your needs here.Compare SSL Certificates


Here’s how to install SSL certificate on Zimbra

We’ve divided the entire installation procedure in detailed, stepwise instructions. Keep doing one at a time and your Zimbra server will be armed with SSL security in no time.

  • First, log into your Zimbra Admin Console.
  • Find and click Configure in the navigation panel on the left-hand side.
  • Click on Certificates.
Zimbra Admin Console
  • Now, there would be a Settings icon on the top-right corner. Click on it and select Install Certificate.
  • Select your target server in the Certificate Installation Wizard.
  • Click Next
Select Target Server
  • Select the last option named ‘Install the Commercially signed certificate.’
Installation Option
  • Now, go to the last tab ‘Certificate Signing Request’ and see if all the information is correct.
Review CSR
  • If the information is correct, go to Upload the Certificate tab and upload the files in their respective fields. Click Next.
Upload Certificate
  • Now click on Install.
Install Certificate

Your SSL/TLS certificate should now get installed on your Zimbra server.

Restart your Zimbra services.

Congratulations!!! You’ve done it. You’ve successfully installed your SSL certificate on your Zimbra server. Wasn’t so hard, was it?