All articles

  1. AI & agents

    Can your AI assistant read documents the user cannot see?

    A badly built RAG searches with the application's identity, not the asker's, and the assistant answers with what the person should not see. The fix is not a filter someone can forget to write: it is passing the user's token and letting Azure AI Search enforce permissions inside the engine.

    ·6 min read

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  2. Microsoft 365 & SharePoint

    Windows 10 has ended: Windows 11 is the minimum, not the plan

    Support ended in October 2025. Whether a fleet is already on Windows 11, paying for Extended Security Updates, or simply exposed, the decision underneath is the same: swap the PCs, or use the forced move to modernise the workplace behind them. This is the how, with the Intune, Autopilot and Azure commands, and the reason the same Windows 10 is free to keep alive in the cloud.

    ·6 min read

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  3. Governance & security

    A cookie banner you can prove, with Azure Tables and Functions

    The banner you copy from a vendor can itself be a tracker. Build your own instead, with no third parties, and the hard part turns out not to be the banner: it is keeping the proof that the person consented. Here is all of it, from the browser to the Azure Table, step by step.

    ·7 min read

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  4. Development & automation

    Sending email from an application, without a single password

    Microsoft turned off SMTP with a password. The answer is not to store a better secret: it is to store no secret at all. Managed identity, Microsoft Graph, and Mail.Send tied to a group of mailboxes. Here is the whole configuration, mistakes included.

    ·5 min read

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  5. Azure & Cloud

    The three decisions you make before moving to Azure

    Most cloud projects do not fail on technology. They fail because building started before three things were decided.

    ·2 min read

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