SAN vs NAS vs DAS: how to choose the right storage architecture (UK 2026)
Three letters decide how your servers see their storage: DAS, NAS or SAN. Choose wrong and you either overspend on a shared array a single server never needed, or you bolt a file appliance onto a problem that demanded sh…
iSCSI vs Fibre Channel: choosing a block-storage SAN fabric (UK 2026)
Once you have decided you need a SAN, the next question is how the servers reach it: iSCSI over ordinary Ethernet, Fibre Channel over a dedicated storage fabric, or — for one or two hosts — direct-attached SAS. The old f…
Hosting a Blackwell AI rack: power, cooling & colo vs on-prem
Buying the GPUs is the easy part. The harder question — the one that stalls more AI projects than budget does — is where you physically put the rack. A current-generation NVIDIA Blackwell AI rack draws well beyond what a…
Post-quantum cryptography: the NCSC 2035 roadmap for UK orgs
A cryptographically-relevant quantum computer doesn't exist yet — but the deadline to defend against one is already running, because attackers can steal encrypted data today and decrypt it later. In March 2025 the UK's N…
Refurbished H100 & H200: is the 2026 secondary market worth it?
As Blackwell ships, the previous flagship GPUs are flowing onto the secondary market — and for a lot of real workloads, a refurbished H100 or H200 is the smarter buy than waiting months and paying a premium for the newes…
Copilot+ PCs in 2026: buy for the workload, not the badge
Every business laptop now ships with an 'AI PC' or 'Copilot+' sticker and a neural processing unit (NPU). The pitch is that on-device AI is the reason to refresh your fleet. The reality in 2026 is more nuanced — and Micr…
HPE ProLiant DL380 Gen12 buyer's guide: maxed-out 2U for AI-adjacent workloads (UK)
The HPE ProLiant DL380 Gen12 takes the most popular 2U server and brings it into the AI-adjacent era: the newest Intel Xeon generation, faster memory and PCIe Gen5 expansion that makes it a credible home for accelerators…
RAID levels explained: the complete guide (2026)
RAID combines several drives into one array for capacity, speed or redundancy — but every level trades those three against each other differently. This guide explains how each level works, what it costs in capacity, and …
Wi-Fi 7 for business: should you upgrade in 2026?
Wi-Fi 7 (802.11be) is real, certified and shipping from every enterprise vendor in 2026 — and for most UK businesses, the honest answer to 'should we upgrade now?' is 'not yet, and here's what to fix first.' That's not a…
ECC, on-die ECC and DDR5 RAS: what actually protects server memory (UK 2026)
A persistent piece of misinformation has spread since DDR5 launched: that because every DDR5 module carries on-die ECC, server-grade ECC is now redundant and any desktop DIMM is safe in a server. That is wrong, and belie…
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