Insights on IT infrastructure, AI-powered operations, cybersecurity and DevOps.
Veeam to PBS I replaced my proprietary backup software with open source. Without losing five years of history. October 28, 2026 • 11 min read • Backup • Proxmox Migrating from Veeam to Proxmox Backup Server: what you would lose by cutting, proving the restore, five years of history archived and readable without a licence, reusing the server as a ZFS PBS, and the cutover traps.
Ransomware-proof backups A backup your ransomware can delete is not a backup. Here are my 4 layers. June 23, 2026 • 5 min read • Cybersecurity • Ransomware Modern ransomware deletes your backups first. The four layers of defense in depth I built so an attacker who is already admin can destroy nothing.
Hyper-V to Proxmox I replaced proprietary hypervisors with open-source. Without ever stopping production. June 22, 2026 • 11 min read • Infrastructure • Open Source Migrating an entire virtualization stack from Hyper-V to Proxmox in production, with zero downtime: the rolling method, the shared-storage trap, and the gotchas nobody documents.
An AI on my infrastructure I gave an AI SSH access to my infrastructure. Here's what happened. March 29, 2026 • 9 min read • AI • Infrastructure How a Head of IT uses Claude AI as an infrastructure co-pilot: network audits, automated documentation, open source monitoring. A 3-month field report.
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