Email Encryption, E-Signatures, Registered Email Certified Proof of Delivery inside Zimbra

RMail for Zimbra adds the best in email encryption, email open tracking and certified email delivery proof integrated into the Zimbra compose email interface.

How to Set Up Zimbra Open-Source Mail Server on Ubuntu 18.04

Certified DNS Clusters System with Geo Monitoring

How to Send Encrypted & E-Sign Email with Zimbra

RPost Now in G-Cloud, a UK Government Authorized Cyber Solution

Zimbra urges admins to manually fix zero-day exploited in attacks

Zimbra Email Security Webinar Series TLS and DANE

User's guide for Modern Web App

RPost and Global Micro Make Email Security Ubiquitous in South Africa

Calaméo - Zimbra ZCS Administrator Guide V7.1