Proxmox Mail Gateway 9.1 released with enhanced security and backup features

Source:Heise Online

02 — Who / Subject

Proxmox Server Solutions GmbH

03 — Where / Locus

Austria

04 — When / Temporality

June 2026

Verified: June 12, 2026

05 — Why / Core Summary

"Proxmox Mail Gateway 9.1 introduces client-side encryption for backups. Improved quarantine management and external image handling for privacy. Based on Debian GNU/Linux 13.5."

Conflict Analysis

Updates to security-focused software are critical for maintaining enterprise email integrity.

Post

COMPAMIR

COMPAMIR

Proxmox Mail Gateway 9.1 released with enhanced security and backup features