Proxmox Server Solutions GmbH has announced version 6.1 of its open-source email security solution Proxmox Mail Gateway.
Proxmox Mail Gateway version 6.1 which is based on Debian 10.2 “Buster” has launched on 26 November. It acts as a security guard between the firewall and the internal mail server to protect organizations against spam, viruses, trojans, and phishing emails from a single platform. In other words, Proxmox Mail Gateway helps to protect mail server against all email threats the moment they emerge, as an open-source email security solution.
Main new features of Proxmox Mail Gateway 6.1
- Debian Buster 10.2 and a 5.13 Linux kernel
- DKIM signatures via GUI
- ZFS included
- Attachment quarantine
- Custom SpamAssasin scores for better ham/spam detection rates
- Configurable NDR policy
- Experimental “Before Queue” filtering
It comes with updated SpamAssassin rules easily adjustable in the web-based user interface, as well as added DKIM signature support for email authentication, and a new attachment quarantine. DKIM signatures for outbound emails improves email authentication.
Handling of the configuration and rule changes become easier with high availability cluster usability. In addition to this, it has a flexible architecture combined with a userfriendly, web-based management interface.
Improved configurations and quarantine
Proxmox Server Solutions GmbH team announced the new release, saying,
“We are excited to announce the availability of Proxmox Mail Gateway 6.1. The new version comes with some interesting new features. We have updated the Mail Gateway to Debian 10.2 (Buster) and a 5.3 kernel with ZFS included. The new version 6.1 brings support for DomainKeys Identified Mail signatures (DKIM), a new attachment quarantine, adjustable SpamAssassin scores via GUI, and improved handling of Configuration and Rule changes in a cluster.
As an experimental feature, the support for Before Queue filtering can be enabled. DKIM-Signing: support for adding DomainKeys Identified Mail (DKIM) Signatures (RFC 6376) to outbound emails; configuration via GUI; signing happens after processing the email with the rule system, thus ensuring that it leaves the Proxmox Mail Gateway with a valid signature Flexible control of which domains should get signed with sensible defaults….”
There are other enhancements comes with the new version. Used terms in the GUI and the documentation have been clarified. Documentation of the service configuration templates were improved. Also, emails larger than 2 MB can now be downloaded as EML from the Spam Quarantine.
The new version of Proxmox Mail Gateway can be downloaded from the company’s page.
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