Microsoft Corp. and OpenAI are investigating whether data from OpenAI’s technology was obtained without authorization by a group linked to Chinese AI startup DeepSeek, sources said. Microsoft ...

A new attack dubbed 'EchoLeak' is the first known zero-click AI vulnerability that enables attackers to exfiltrate sensitive data from Microsoft 365 Copilot from a user's context without interaction.

Microsoft Corp will discontinue its Graph command-line interface tool next year, citing declining usage and overlap with existing developer tools as the company consolidates its software development ...

Microsoft Graph provides one unified API to search all content in SharePoint, OneDrive, Outlook, and other Microsoft 365 services. That changes how we build SharePoint applications. SharePoint’s role ...