Archive | Did You Know

Discover Zimbra’s new document editing in Briefcase

In Zimbra 10 we have added online document editing capabilities. You can create and edit Office documents in Zimbra Briefcase right from within your browser: The new document is opened in a new browser tab for distraction free editing and spell check is available for many languages: Once you close the document, you can find […]

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Discover Zimbra’s new Storage Management and use Zimbra with Minio S3 (updated)

In Zimbra we have overhauled the Storage Management and support for external storage providers such as Amazon S3, Ceph, NetApp StorageGrid and OpenIO have been added. In this article you will learn how to install Minio as on premise S3 storage solution and how to set it up in Zimbra. Installing Minio On a dedicated […]

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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 […]

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Did you know? Zimbra HTTP Strict Transport Security (HSTS)

The HTTP Strict-Transport-Security response header (often abbreviated as HSTS) informs browsers that the site should only be accessed using HTTPS, and that any future attempts to access it using HTTP should automatically be converted to HTTPS. What does HSTS do for improving security? You have HSTS configured on Zimbra and have configured a correct TLS […]

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How to write to log files from a Zimbra Extension

In MyTest.java you can find some examples of how to write to the Zimbra log files. The most common ones are: ZimbraLog.extensions.info(“this is an info message that will show up in /opt/zimbra/log/mailbox.log”); ZimbraLog.extensions.error(“this is an error message that will show up in /opt/zimbra/log/mailbox.log”); To see the logging in action run a tail on the log […]

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