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Microsoft Copilot: smart assistant or data breach in the making?

microsoft copilot risks

Microsoft Copilot promises a lot. Faster work, fewer emails, automatic summaries, help with documents and analyses. For many organizations, it sounds like the next step in productivity.

But there is one question that is surprisingly rarely asked: what does Copilot actually see in your Microsoft 365 environment?

Copilot is not a magical AI that “thinks smart.” It is an assistant that reads what it is allowed to read. And that is precisely where the risk lies.

Copilot does not operate on intelligence, but on access.

Copilot uses your existing Microsoft 365 data: documents, Teams chats, SharePoint sites, emails, calendars. That means one thing: Copilot does not respect common sense, only rights.

If an employee currently has access to:

  • documents that he does not actually need

  • old SharePoint sites without clear owners

  • Teams where “everyone” was once added

… then Copilot will see that too.

Copilot does not distinguish between “intentional” and “accidental.” It assumes that your environment is set up correctly. And in many SMEs, that is simply not the case.

The biggest misconception: “Microsoft will protect that.”

We often hear people say, “Microsoft doesn’t just show Copilot everything, does it?”
The honest answer is that Microsoft does exactly what you allow it to do.

Copilot enhances what is already there. A well-organized environment becomes smarter. A messy environment becomes dangerously messy faster—and more visible.

Without clear agreements on:

  • data structure

  • access control

  • governance

Copilot may summarize, combine, or bring up sensitive information at times when you don’t expect it.

Not out of malice, but because it makes perfect technical sense.

When Copilot is not a good idea

Copilot is not a plug-and-play solution. In some situations, it is simply too early, for example when:

  • SharePoint structure has grown historically without logic

  • rights were granted years ago and have never been reviewed

  • Teams is used as an archive

  • there is no clear ownership of data

In that context, Copilot does not accelerate productivity, but rather risk.

That’s not to say Copilot is bad. On the contrary. But it requires preparation.

What you should check before activating Copilot

A sensible Copilot approach does not start with AI, but with insight. Who sees what? Where is which data stored? What information should definitely not be shared more widely?

Governance does not slow Copilot down. It makes it usable. A well-defined environment ensures that Copilot:

  • provides more relevant answers

  • produces less noise

  • does not bring up unwanted information

AI only works well in an environment that understands itself.

The reality for SMEs

Copilot is not a toy. It’s an amplifier.
And as with any amplifier, whatever is wrong becomes more visible.

Organizations that use Copilot wisely first get their Microsoft 365 foundation in order. Not perfectly, but consciously.

Are you considering Microsoft Copilot, but unsure whether your environment is ready for it?


A quick governance check will immediately show whether Copilot will help you move forward—or expose risks.

👉 Have your Microsoft 365 environment evaluated before activating Copilot.

Frequently asked questions

Many questions surrounding Copilot stem from uncertainty, not unwillingness.
A brief analysis usually provides more clarity than weeks of doubt.

Microsoft Copilot is an AI assistant within Microsoft 365 that helps with tasks such as summarizing emails, drafting documents, analyzing data, and supporting meetings. Copilot always works based on the data that a user has access to.

Yes, if a user has access to sensitive documents or data today, Copilot can also include that information in answers or summaries. Copilot respects rights, not intentions. That is why a correct rights structure is crucial.

Copilot itself is technically secure and complies with Microsoft's security standards. The risk lies not in Copilot, but in a poorly configured Microsoft 365 environment. Without governance, Copilot can inadvertently expose information.

No, perfection is not necessary. Insight is. You need to know:

  • who has access to which data

  • where sensitive information is stored

  • which structures are outdated or unclear

Based on this, Copilot can be deployed safely and in a controlled manner.

Copilot is not a good idea when:

  • rights have developed historically without oversight

  • SharePoint and Teams lack a clear structure

  • there are no agreements regarding data ownership

In those cases, Copilot exacerbates the existing chaos rather than boosting productivity.

No. Governance makes Copilot even more relevant. By better defining data, Copilot receives less noise and more context, leading to better and more reliable answers.

A brief Microsoft 365 governance or readiness check. This will give you quick insight into:

  • risks

  • areas for improvement

  • necessary preparations

This way, you'll know whether Copilot is an added value today — or whether it's better to wait a little longer.

Yes, provided that preparation is done. Copilot is certainly not an “enterprise-only” solution, but SMEs need to be extra vigilant because structures have often grown organically. That is precisely where guidance is crucial.

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