This week, Axios reported … Fortune 500 companies are doing … a lousy job at email security. 330 out of the Fortune 500 companies do not have computers set up to prevent sending fraudulent emails in a firm’s name. If these resource-rich companies have not implemented simple steps to beef up their email security, chances are that […]
Tag Archives | zimbra security
Zimbra Tech Skillz: ABQ for Mobile Devices
Welcome to the first post of our new blog series: Zimbra Tech Skillz! Hello and welcome to our new series “Zimbra Tech Skillz”! As the name says, this blog series will focus on technical aspects of Zimbra. We hope you enjoy! In Zimbra 8.8.9 (Curie), there is a new feature called Allow/Block/Quarantine (ABQ). ABQ is a […]
#EFAIL: Zimbra Not Affected
There has been active commentary about the “EFAIL” paper released May 14 by a German and Belgian research team that presented potential vulnerability in PGP and S/MIME encrypted emails. The Zimbra Security team has analyzed the paper and tested Zimbra for any exposure to the EFAIL attack patterns. The Results? Good news. Zimbra S/MIME solutions […]
Zimbra Admin Alert … Potential “memcrashd” attack
By Gayle Billat on March 1, 2018 in Product News, Community, Education, PowerTips – Admins, Product Updates, Security & Privacy
Zimbra memcached may face the “memcrashd” attack on port 11211. By default, memcached listens on a server IP address that is accessible on the network and via the internet if there is no firewall. If your Zimbra memcache servers are behind a firewall, we recommend blocking access on port 11211 from the Internet to Zimbra […]
Get Zimbra 8.8.6 – Improvements for NG Modules & nginx zimbraVirtualHostname now acting as usual
Greetings, Friends. In December, Zimbra launched Zimbra Collaboration 8.8, introducing the NG Modules, a cutting-edge new set of capabilities that add real-time backup and restore, the ability to move infrequently-accessed blobs to Amazon S3, an easier yet powerful Delegated Admin module and the long-awaited ability to sync shared Zimbra resources to all of your devices. Now available are […]
Zimbra Collaboration 8.7.11 Now Available
Another two week cycle has ended, and it’s time to share with you the fixed bugs and security issues our team has been working on. This 8.7.11 Release is important — it includes a Security Fix you should apply to your Zimbra environment. Plus we fixed some bugs customers have been waiting for, like Bug […]