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 […]
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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 […]
A Milter for using Spamhaus HBL with Zimbra Postfix
In this article you will learn how to use Spamhaus Hash Blocklist (HBL) to improve email protection in Zimbra. For a long time administrators of Zimbra have relied on Spamhaus to fight incoming spam by configuring Postfix using traditional blacklists. These traditional blocklists work by blocking IP (ranges) and domains of known spammers. When an […]
Improve email Zimbra protection with Spamhaus HBL
In this article you will learn how to use Spamhaus Hash Blocklist (HBL) to improve email protection in Zimbra. For a long time administrators of Zimbra have relied on Spamhaus to fight incoming spam by configuring Postfix using traditional blacklists. These traditional blocklists work by blocking IP (ranges) and domains of known spammers. When an […]
Introducing Zimbra Microsoft Teams integration
Teams Power is an integration with Zimbra and Teams and is provided via Innovazionedigitale. With this integration customers using Outlook with a 365 subscription can use Teams from both the Zimbra calendar and Microsoft Outlook. The integration is available for Zimbra Classic and Modern UI on Zimbra 8 and above. More information on this Zimlet […]
Update Zimbra TLS cipher suites to disable Diffie-Hellmann
This blog post is outdated since Zimbra version 9.0.0.P34, 8.8.15.P41, 10.0.2 where Zimbra introduced OpenSSL FIPS. Please follow the updated steps at https://wiki.zimbra.com/wiki/Cipher_suites. In a previous blog and wiki we have shown how to configure Zimbra with a strong TLS configuration. Since encryption is always evolving we have updated the previous blog and wiki to […]