While a generic LDAP authentication module for SimpleSAMLphp exists, it is hard to set-up, it requires the use and storing of an admin bind credential and is in continous development making it impossible to install a working version of this module on a released version of SimpleSAMLphp. The Zimbra authentication module for SimpleSAMLphp makes it […]
Tag Archives | Open Source
Introducing Out Of Office Alert Zimlet
This Classic UI Zimlets displays an alert as soon as you enter an email address in to/cc/bcc of someone with an active out of office reply. Avoid putting time in writing an email just to be greeted with an out-of-office message after sending an email. Installing mkdir /opt/zimbra/lib/ext/outofofficealert wget https://github.com/Zimbra/out-of-office-alert-zimlet/releases/download/0.0.1/outofofficebanner.jar -O /opt/zimbra/lib/ext/outofofficealert/outofofficebanner.jar sudo su – […]
Zimbra Admin Console Zimlets and Extensions guide
For a long time Zimbra Administrators and Zimbra Delegated Administrators had the ability to manage their Zimbra infrastructure using the Zimbra Admin Console Web-UI. The functionality of the Zimbra Admin Console can be extended with Zimlets and Extensions allowing for more flexibility and integrations with 3rd party applications. We have created the admin-console-zimlets-and-extensions-guide repository where […]
How to use Zimbra with Elastic Stack 8.x
Hi Zimbra Customers, Partners & Friends, Based on your feedback we have updated the Zimbra Elastic Stack guide to work with Ubuntu 22 and ELK 8.x! The guide has also been extended with steps on how to send log information from audit.log and nginx access and error logs to Elastic Stack. With Elastic Stack you […]
Introducing Email Reminder Zimlet
With the Email Reminder Zimlet you can create a calendar reminder based on an email message. Just click the Create Reminder menu option and pick a date. Zimbra will send you an email reminder and show a pop-up to remind you! Interested in this Zimlet? https://github.com/Zimbra/zimbra-zimlet-email-reminder https://gallery.zetalliance.org/extend/items/view/email-reminder
Configuring Fail2Ban on Zimbra
This article is a how-to guide on installing Fail2Ban to block attacking hosts using a null route or blackhole routes. This can help mitigate brute force attacks on Zimbra. Especially brute force attacks on SMTP are very common. Prerequisite: Fail2ban has been tested in combination with netfilter-persistent and iptables. If you use ufw or firewalld […]