Sleep soundly knowing your Zimbra system is better secured! For a fixed fee of $595 we will harden most Zimbra systems to our current security best practices, refined over more than 15 years of work with Zimbra.
We host more than 100 email domains for more than 70 global and domestic companies in our hardened Zimbra environment on Amazon Web Services. Learn why Zimbra themselves asked us to present on AWS Hosting Best Practices at the most recent North American Partners conference.
For more than 15 years our Zimbra Professional Services have satisfied scores of Zimbra customers and other Zimbra partners globally. We solve thorny issues including: Life Cycle upgrades and migrations; Disaster Recovery; Security Hardening and Compliance.
We are the leading Zimbra Certified Training Partner in the United States, and we supplement Zimbra’s core curriculum with our bespoke Best Practices from more than 15 years of Zimbra Hosting.
We are the global Zimbra experts with customers in more than 20 states and 10 countries. Our proprietor, Mark Stone, adopted Zimbra for his own company in 2005 and became a Zimbra Partner in 2006. ...
We provide our customers with email systems that are performant, reliable, secure and cost-effective — systems that meet each customer’s Mission Critical Email needs. Zimbra Hosting, Licensing, Training and Professional Services Mission Critical Email is...
This post contains our current Zimbra Fail2Ban Best Practices and will show you how to configure Fail2Ban optimally on your Zimbra servers. Bad actors, overly...
MariaDB is the single most common bottleneck we see when doing performance tuning on customers' Zimbra servers. This Zimbra-specific MariaDB performance tuning guide will help...
Historically, Zimbra firewalling has focused on regulating only Inbound traffic, but we can better protect our Zimbra systems if we also regulate Outbound traffic by...
Sometimes we want to block specific domains from sending email to any of our users. If you followed the instructions to prevent nested address spoofing,...
Zimbra's Distribution Lists are widely deployed on account of their powerful productivity-enhancing features, but in a default Zimbra installation, anyone anywhere can send email to any...