How Microsoft Purview DLP currently can help you protect confidential data in Copilot.

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Organizations today face a difficult balancing act. Business leaders are eager to adopt tools like Microsoft Copilot to unlock productivity and innovation. Meanwhile, IT and security teams are concerned about safeguarding sensitive information, especially as AI-driven features process vast amounts of organizational data. This tension is real: enabling advanced capabilities without compromising compliance or data protection is a challenge every modern enterprise must solve. Microsoft Purview Data Loss Prevention (DLP) is a key solution to this problem. It provides mechanisms to prevent confidential data from being exposed or misused, even in scenarios involving AI. I want to highlight two features designed to help organizations in controlling what is being processed by Copilot. Blocking Documents Based on Sensitivity Labels One of the foundational features of Purview DLP is its ability to enforce policies based on Microsoft Information Protection sensitivity labels. If your organization...

EWS in Exchange online is about to be retired

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In 2018, Microsoft announced the discontinuation of feature updates to Exchange Web Services (EWS) in Exchange Online, urging developers to transition to Microsoft Graph. Now, Microsoft has announced that starting October 1, 2026, EWS requests from non-Microsoft applications to Exchange Online will be blocked.

This is a significant change that emphasizes the need for IT departments to take action. It's crucial to start mapping existing tools, scripts, or integrations that rely on EWS and plan for their transition.

There's no direct way to opt out of this change. The change only applies to Microsoft 365 and Exchange Online. EWS in Exchange Server will not be affected.