With Zimbra’s per domain disclaimer/signature feature, you can set a mandatory signature or disclaimer to all outgoing email. How to Enable the Per Domain Disclaimer/Signature Feature Enabling the per domain disclaimer/signature feature is easy. Follow these simple steps: Enable the disclaimer feature on the global configuration by running the following command: zmprov mcf zimbraDomainMandatoryMailSignatureEnabled TRUE […]
Archive | Did You Know
New phishing attacks may use .zip, .mov and other new Internet domains
Beware of fraudulent activities using the newly launched .zip and .mov top-level domains. Phishing attacks have already targeted well-known brands like Microsoft and Okta. Apart from phishing, the new .zip and .mov TLDs have also been used for various malicious purposes like hosting zip bombs, redirecting to YouTube videos, and offering file compression services. Here […]
Discover Zimbra’s new document editing in Briefcase
By Barry de Graaff on May 24, 2023 in Product News, Did You Know, Product Updates, Zimbra Web Client
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 […]
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 […]
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 […]
Zimbra Referrer-Policy best practice
By Barry de Graaff on February 1, 2023 in Product News, Did You Know, PowerTips – Admins, Security & Privacy
The “Referer” header is a HTTP header that is added by the web browser whenever a request is made. A Zimbra user who receives an email with links or images in the Zimbra web interface may unknowingly share information of the Zimbra server when clicking the link or viewing inline-images. For example when an email […]