Hello Zimbra Friends, Customers & Partners, Zimbra 9.0.0 “Kepler” Patch 18 and 8.8.15 “James Prescott Joule” Patch 25 are here. Security Recommendation Zimbra strongly recommends that you review whether the Proxy Servlet is configured to allow a particular host (via zimbraProxyAllowedDomains configuration setting on each class of service). Please make sure: Each entry in zimbraProxyAllowedDomains […]
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Zimbra Patches: 9.0.0 Patch 17 + 8.8.15 Patch 24
Hello Zimbra Friends, Customers & Partners, Zimbra 9.0.0 “Kepler” Patch 17 and 8.8.15 “James Prescott Joule” Patch 24 are here. What’s New: Nginx Upgrade from 1.19.0 to 1.20.0 Zimbra 9.0.0 “Kepler” Patch 17 Patch 17 is here for the Zimbra 9.0.0 “Kepler” GA release, and it includes What’s New, Fixed Issues and Known Issues as […]
Zimbra SkillZ: Enhance email confidentiality using MTA-STS
By Barry de Graaff on July 21, 2021 in Product News, Community, Zimbra Server, Zimbra SkillZ, Zimbra Web Client
Hi Zimbra Customers, Partners & Friends, Do you want to prevent man-in-the-middle attacks and enhance your email confidentiality? You can with MTA-STS. MTA-STS is short for Mail Transfer Agent (MTA) Strict Transport Security (STS). MTA-STS enforces encryption and secure communications between SMTP servers via TLS (Transport Layer Security). With MTA-STS fully implemented, it prevents man-in-the-middle […]
Zimbra SkillZ: Using Sieve Filters on Zimbra
By Barry de Graaff on July 14, 2021 in Product News, Did You Know, PowerTips – Admins, Zimbra Web Client
Hi Zimbra Customers, Partners & Friends, Sieve is a powerful scripting language for filtering incoming email messages. This blog is a short how-to for using sieve filters on Zimbra webmail. Zimbra supports incoming email filters set by users, but administrators should set up and install sieve filters. First, allow adding email headers to help debug […]
Never accidentally send an email without an attachment again with the Attachment Alert Zimlet!
Hi Zimbra Customers, Partners & Friends, How many times have you clicked Send on an email then thought, “Darn! I forgot to add the attachment!”? The Attachment Alert Zimlet warns you if you try to do it again! How? The Zimlet looks at the body of an email when you click Send. If it finds […]
Zimbra Patches: 9.0.0 Patch 16 + 8.8.15 Patch 23
Hello Zimbra Friends, Customers & Partners, Zimbra 9.0.0 “Kepler” Patch 16 and 8.8.15 “James Prescott Joule” Patch 23 are here. Announcing Zimbra Video Server GA The Zimbra Video Server is a WebRTC stream aggregator that improves Zimbra Connect’s Team performance by merging and decoding/re-encoding all streams in a meeting. Refer to the admin guide for […]