Sensitivity labels and label policies have been a part of Microsoft 365 for quite some time. Even so, organizations might consider revisiting the feature now that Microsoft Copilot has been released.

For four weeks starting January 21, Microsoft's Copilot read and summarized confidential emails despite every sensitivity label and DLP policy telling it not to. The enforcement points broke inside ...

For weeks, Microsoft 365 Copilot quietly read, summarized, and surfaced emails that organizations had explicitly marked as confidential. Legal memos. Business agreements. Government correspondence.

Looking at the protection of sensitive data, such as personally identifiable information, inevitably requires an in-depth appreciation of data classification and labelling as part of an organisation’s ...