News & Blog
Latest news from the world of IT. TrueNAS, Proxmox, OPNsense and more.
The 70,000-Hour Time Bomb: How We Brought a Dead Storage Cluster Back to Life Without Losing a Single Byte
Case study: a dead Fujitsu storage cluster brought back without data loss. Toshiba PX02SMF 70000-hour firmware lock solved with openSeaChest.
Proxmox VM Templates vs. Cloud-Init: When to Use Which
Proxmox VM templates or Cloud-Init? Comparison of provisioning patterns, qm examples, trade-offs on storage, refresh cycles and automation.
Cloud Backup Costs 2026: B2 vs. Wasabi vs. Storj Update
Update to the existing comparison of cloud backup providers. What has changed since May 2026? Prices, egress models, minimum storage periods and calculation examples for 1, 10 and 100 TB per month — including Hetzner Storage Box and AWS S3 Glacier Deep Archive.
Linux Server Hardening: 15-Minute Checklist
Ten concrete hardening steps for a freshly installed Debian, Ubuntu or Rocky Linux server — SSH, updates, firewall, auditing, sudo, limits, services, NTP, logging, kernel sysctl. With commands, doable in a quarter of an hour.
TrueNAS HA: When Is the Dual Controller Worth It?
Dual-controller high availability on TrueNAS is non-trivial — neither in price nor in concept. When HA really pays off, what it does not solve, and when two single-controller systems are the better choice.
Cyber Insurance 2026: What Insurers Demand from SMBs
Insurers in 2026 demand increasingly detailed minimum standards — MFA everywhere, documented patch management, EDR, immutable backups, training, incident response plan, segmentation. What is on the pre-contract questionnaire and what gets checked in a claim.
Hyper-V to Proxmox: Migration Without Data Loss
Concrete steps for migrating Hyper-V VMs to Proxmox VE: VHDX conversion, VirtIO drivers, boot modes, licence reactivation and test strategy for a smooth switch.
Backup Encryption: Key Management Done Right
Encrypted backups are useless if key management is sloppy. Symmetric vs. asymmetric, vault options, rotation, recovery scenarios and the tool-level practice for PBS, Restic and TrueNAS.
AI in the Mid-Market: When Does Own GPU Hardware Pay Off?
On-prem GPUs for AI are no end in themselves. When an own workstation or GPU server actually pays off, which hardware is on the table in 2026 and what the software stack should look like.
Open Source Strategy for the Mid-Market
Open source is strategy, not licence saving. Selection criteria, where OS is mature for mid-market, risk management, total cost of ownership, stakeholder communication. A guide without ideology.
TrueNAS Snapshot Strategies for VM Storage
Specific to VM storage: VM-consistent vs. crash-consistent snapshots, TrueNAS vs. hypervisor snapshots, dataset layout per VM or per pool, VM-aware backup, restore paths, retention trade-offs.
ISO 27001 for SMBs: A Realistic Start
How a mid-market company should approach ISO/IEC 27001 — effort, Annex A controls, Statement of Applicability, tooling like verinice. A sober path without invented statistics.
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