Safeguarding Sensitive Data in Microsoft 365 Copilot with Purview DLP (GA Release)

The challenge with sensitive data and access to Copilot Microsoft 365 Copilot empowers users with AI-driven assistance across Microsoft 365 apps, but it also raises concerns about accidental oversharing of sensitive information. In response, Microsoft has extended its Purview Data Loss Prevention (DLP) capabilities to Microsoft 365 Copilot, allowing organizations to enforce information protection policies within AI workflows. The DLP for Microsoft 365 Copilot has been in preview for some time, but Microsoft has now announced it is released for GA (General Availability). Among some of the interesting features are new features like alerting and policy simulation. Key details:  Rollout Timeline: As of June 2025, the rollout has begun. It should be completed worldwide by late July 2025. Scope: Initially, DLP for Copilot was available for Copilot Chat scenarios. By the time of GA this is expanding to Copilot in core Office apps (Word, Excel, PowerPoint) as well. Ensuring that DLP prote...

Guest Access will be default "on" for Teams

Here is a heads up for all Teams admins:
- ".. to bring Teams Guest capability into alignment with the rest of the suite, where the setting is already on by default." Microsoft is changing this policy (Allow Guest Access) to on.

I would assume most organizations have been turning this feature on, to encourage collaboration. And there is no need to take any action if you already set this policy to allow. But if some reason you need to turn this off for the entire organization, you will need to do so manually once this setting has been deployed.

According to "Message ID: MC228482" in the admin message center, this should start rolling out on February 8th.

Read more about the configuration options here.