Welcome to the Zimbra Tech Center
Welcome and thank you for visiting the Zimbra Tech Center, where you can not only find a wealth of information, but you can also contribute to the continued growth of expert content. Use this Tech Center to find Certified Wiki/KB articles, Community KB articles, and Community spaces where you can provide your own experiences and knowledge.
Recent updated articles
- Zimbra Foss Source Code Only Releases (Adrian.Gibanel, 07:51, 9 January 2026)
- Zimbra Foss CVE Commits (Adrian.Gibanel, 13:43, 8 January 2026)
- Zimbra Foss CVE Commits (Adrian.Gibanel, 13:42, 8 January 2026)
- Zimbra Foss CVE Commits (Adrian.Gibanel, 13:41, 8 January 2026)
- Zimbra Foss CVE Commits (Adrian.Gibanel, 13:26, 8 January 2026)
- Zimbra Foss Source Code Only Releases (Adrian.Gibanel, 10:36, 7 January 2026)
- Zimbra Foss CVE Commits (Adrian.Gibanel, 09:12, 2 January 2026)
- Zimbra Foss CVE Commits (Adrian.Gibanel, 09:10, 2 January 2026)
- Zimbra Foss CVE Commits (Adrian.Gibanel, 09:01, 2 January 2026)
- Remove-Orphaned-Account-from-MySQL (Rnoti, 12:51, 22 December 2025)
- Remove-Orphaned-Account-from-MySQL (Rnoti, 12:47, 22 December 2025)
- Remove-Orphaned-Account-from-MySQL (Rnoti, 12:45, 22 December 2025)
- Remove-Orphaned-Account-from-MySQL (Rnoti, 12:40, 22 December 2025)
- Remove-Orphaned-Account-from-MySQL (Rnoti, 12:39, 22 December 2025)
- Remove-Orphaned-Account-from-MySQL (Rnoti, 12:38, 22 December 2025)
- Remove-Orphaned-Account-from-MySQL (Rnoti, 12:30, 22 December 2025)
- Remove-Orphaned-Account-from-MySQL (Rnoti, 12:23, 22 December 2025)
- Remove-Orphaned-Account-from-MySQL (Rnoti, 12:21, 22 December 2025)
- Remove-Orphaned-Account-from-MySQL (Rnoti, 12:19, 22 December 2025)
- Remove-Orphaned-Account-from-MySQL (Rnoti, 12:17, 22 December 2025)
- Client Cert Auth using X.509 certificates Updated (Rnoti, 22:43, 13 December 2025)
- Client Cert Auth using X.509 certificates Updated (Rnoti, 22:41, 13 December 2025)
- ZimbraFossBuildersList (Adrian.Gibanel, 11:41, 4 December 2025)
- Step to rebuild crontab file of zimbra user (Rnoti, 04:11, 4 December 2025)
- Step to rebuild crontab file of zimbra user (Rnoti, 04:06, 4 December 2025)
Popular articles
- Strong TLS secure configuration
- Zimbra Security Advisories
- Zimbra Collaboration 8.7.x / Performing a Single-Server Installation
- Improving Anti-SPAM System
- Zimbra Collaboration 8.7.x / Performing an Upgrade
- Installing a Let's Encrypt SSL Certificate on Zimbra Collaboration
- Zimbra Mobile Installation and Setup for Android
- Default Ports Used by Zimbra
- Outgoing SMTP Authentication
- Zimbra Collaboration Certificates Tools
- Anti-spam Strategies
- Best Practices on Email Protection: SPF, DKIM and DMARC
- Zimbra Mobile Installation and Setup for iOS
- Performance Tuning Guidelines for Large Deployments
- Managing The Postfix Queues
Sticky articles
- ↪️ Getting started with Java and React, extend Zimbra 10!
- ↪️ List of ModernUI Zimlets that are available for Zimbra 10!
- ↪️ Other admin guides and articles
- ↪️ What to do when your security scanner alerts you for jspawnhelper in Zimbra
- Zimbra and LetsEncrypt SSL
- Zimbra Collaboration in Windows 10 - Microsoft Edge
- Windows Mail App using EAS in Windows 10
- Disabling the use of ephemeral DH keys in mailboxd
- How to obtain an A+ in SSLLabs
- High Fidelity Preview
- Exchange ActiveSync (EAS)
- Offline Mode
- Exchange Web Services (EWS)
- Installing a Comodo SSL Certificate
- Installing a RapidSSL Certificate
- DNS caching service (dnscache)
- Zimbra Archiving & Discovery
Zimbra Security Center
Zimbra is committed to providing a secure collaboration experience for our customers, partners, and users of our software.
Go to our Zimbra Collaboration Security Center to stay updated on all Security-related news.
