The Mimir journal

Insights

Perspective. Then a clear next step.

Practical writing on IT strategy, compliance and the decisions that cost real money. No vendor marketing, no filler.

Featured guide · Microsoft 365

SharePoint Migration: 7 Costly Limits in Microsoft's Own Docs

400-character paths, permissions that are re-created rather than copied, and a throttle Microsoft says it will not lift. The limits, from the docs.

Read the guide ↗

Migration field notes

A considered move.
The source estateThe planned destination
Files, permissions and a destination designed on purpose.

Security

Penetration Testing: 5 Critical Questions Before You Buy

The whole first page of results is written by firms that sell tests. Here are the three products buyers conflate, what a test cannot tell you, and the price we will not publish.

IT strategy

Staff Augmentation: 6 Critical Legal Checks Vendors Skip

The whole first page of results is written by firms that sell it. Here are the statutes they leave out, the six checks that follow from them, and the day rate we will not publish.

Microsoft 365

Copilot for Microsoft 365: 6 Critical Checks Before You Buy

The licence is the easy part. What decides whether it is useful or embarrassing is a permissions model most organisations have never audited, and the Copilot you already have sees none of it.

Security

Remote Systems Hardening: 7 Critical Gaps Off the LAN

The controls all still exist. What changes is that several assume a domain, a maintenance window or a machine you can reach, and none of them say so when they stop holding.

Microsoft 365

Business Premium vs E3: 7 Costly Licensing Mistakes

Microsoft 365 E3 rose to $39 on 1 July 2026. Business Premium stayed at $22, and still carries the EDR that E3 does not. The decision, from Microsoft’s own published tables.