Author Archive | Barry de Graaff

Zimbra’s Per Domain Disclaimer/Signature Feature

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 […]

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When your security scanner alerts for jspawnhelper in Zimbra

Many administrators rely on third-party security scanners such as Crowdstrike Falcon to analyze their Zimbra server for malicious activity. One process that is frequently reported is jspawnhelper. What is jspawnhelper? While this is not very well documented, jspawnhelper can be run as the result of a call to ProcessBuilder.start() or Runtime.exec() in a java application. […]

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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 […]

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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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