For a long time Zimbra Administrators and Zimbra Delegated Administrators had the ability to manage their Zimbra infrastructure using the Zimbra Admin Console Web-UI. The functionality of the Zimbra Admin Console can be extended with Zimlets and Extensions allowing for more flexibility and integrations with 3rd party applications. We have created the admin-console-zimlets-and-extensions-guide repository where […]
How to use Zimbra with Elastic Stack 8.x
Hi Zimbra Customers, Partners & Friends, Based on your feedback we have updated the Zimbra Elastic Stack guide to work with Ubuntu 22 and ELK 8.x! The guide has also been extended with steps on how to send log information from audit.log and nginx access and error logs to Elastic Stack. With Elastic Stack you […]
Overview of Chat and Video integrations in Zimbra
Here is a short overview of all the Chat/Video integrations that are available for Zimbra. In the table you can not only find what products have integrations with Zimbra, but also if they are free to use and if they are to be deployed in-house (on-premises) or are a SaaS offering. Product / Link Chat/Video […]
NEW Zimbra Patches: 9.0.0 Patch 32 + 8.8.15 Patch 39
Hello Zimbra Friends, Customers & Partners, Increase Cases of Compromised Servers We have noticed an increase in cases where customer servers have been compromised. To help you safeguard your system, we recommend you always upgrade to the latest patch and regularly refer to our blog and the Zimbra Security Center for steps to ensure your system is safe. […]
10 steps to check Zimbra server for compromise
Hackers often install webshells on onpatched Zimbra systems and then wait for some time before actually abusing the compromised system. Especially on systems where critical security patches where installed too late, it may seem all was OK, where in fact a hacker has already gained access to the system, but did not do any other […]
Configure Zimbra OpenDKIM to sign the Subject header
By default Zimbra OpenDKIM does not sign the Subject header. At this time the configuration of what headers are signed by Zimbra OpenDKIM cannot be done via zmprov. There is a pending feature request to make these headers configurable via zmprov. In this article you will learn how to configure Zimbra OpenDKIM by customizing the […]