SHA256SUMS for the ISO:
8f795025f2d2758e6ca6daafc7171ec24eba9cf8a6ce8e1fe228feab75e106f6
Release notes
18. May 2022: Proxmox Backup Server 2.2 ISO Installer (1st ISO release)
23. November 2021: Proxmox Backup Server 2.1 ISO Installer (1st ISO release)
13. July 2021: Proxmox Backup Server 2.0 ISO Installer (1st ISO release)
15. April 2021: Proxmox Backup Server 1.1 ISO Installer (1st ISO release)
11. November 2020: Proxmox Backup Server 1.0 ISO Installer (1st ISO release)
5. October 2020: Proxmox Backup Server beta ISO Installer (2nd ISO release)
10. July 2020: Proxmox Backup Server beta ISO Installer (1st ISO release)
Note: Please always update a new ISO install to the latest available packages via GUI updater or via CLI (apt update && apt dist-upgrade)