The spam blocklist SORBS has been shut down. By default Zimbra uses SORBS via SpamAssasin, but also many Zimbra Administrators have set-up SORBS as part of Postfix MTA restrictions. Monitor the Zimbra MTA logging in /var/log/zimbra.log and make changes to your configuration to make sure email continues to be delivered properly. Postfix reject_rbl_client Check Zimbra’s […]
Open Communication, Open Core, Open Standards: Zimbra Partner Summit
The Zimbra team had a fulfilling schedule in May. The two recent Partner Summits at Rome and Bangkok were filled with the buzzing energy of collaboration. It was a powerful reminder of the incredible partnerships we have forged. Our keynote speakers At the Partner Summit, our keynote presenters touched on the notable trend of […]
Zimbra Daffodil (10.1) Coming Soon
A major update to Zimbra Daffodil with some important improvements is coming soon and the latest release unlocks the following new features New Features in Zimbra Daffodil (10.1) License Management Revamped Zimbra Licensing Other updates (MFA/2FA) Multi factor authentication: Email as an additional factor in multi factor authentication Zimbra Desktop upgrade via Electron framework An […]
Importing Outlook PST into Zimbra (how to import large TGZ files using Zimbra REST API)
In this article you will learn how to import emails and folders from Outlook PST files into Zimbra using the command line. This article is targeted to system administrators who are interested in automation of PST imports. Some knowledge of Bash and PowerShell scripting is recommended as you may want to change the scripts used […]
Introducing Confidential header Zimlet for Modern UI
This Modern UI Zimlet implements the reading and setting of the Sensitivity header RFC2156, it is implemented the same way as in MS Outlook, mainly to keep it consistent. For the Classic UI version take a look at https://github.com/Zimbra/confidential-header-zimlet. Configuring Zimbra To allow the setting of the Sensitivity header one must enable it on the […]
Setting email headers from Zimlets using the ONSEND event and Redux
Are you looking to add extra headers to emails in Zimbra? This can now be done in Modern UI using Zimlets. In this article we will introduce you to the newly added SendCustomHeaderMessage component and guide you through the use of Redux by means of an example Zimlet. What are Zimlets? Zimlets are add-ons that […]