As enterprises expand their use of Confidential Computing in the cloud and in AI infrastructure, the security of the underlying hardware is more critical than ever. Organizations and their customers ...

Introduction As organizations embrace Microsoft 365 Copilot (Copilot), a new category of risk emerges: what happens when Copilot grounds its responses in untrusted external emails? Messages from ex...

Introduction Microsoft 365 Copilot (Copilot) grounds its responses in your organizational data—emails, files, chats—and, optionally, the public web. With web search enabled, Copilot fetches real-ti...

In Part 1, we explored the intelligence side of the Microsoft AI and Agent Platform: how agents understand work, reason over trusted context, use models and tools, and operate across experiences such...

Introducing Data Security Workbench Built on the newly released Microsoft Purview DLP API, Data Security Workbench is an open-source starting point for any customer who wants to turn DLP alert volu...

We want to hear from the people who configure, operate, and defend with Microsoft Security every day. Share your priorities, challenges, and where you go to learn and connect. Your feedback will he...

We're excited to announce that Microsoft Sentinel's data connectors for Auth0, CrowdStrike Falcon, and Salesforce Service Cloud now support multi-account ingestion — enabling you to connect and monit...

Most large organizations don’t live in a single Microsoft Entra ID tenant. Acquisitions, regulatory separation, sovereignty mandates, and mission boundaries all multiply tenants over time. For a secu...

Co Author: JiteshThakur​    AI agents are useful because they can act. They call tools, query databases, send messages, and hand work to other agents. That same freedom creates a problem: access ...

We are excited to announce that Trusted Launch as Default (TLaD) is now Generally Available for new Azure Generation 2 (Gen2) virtual machines (VMs) and virtual machine scale sets. With this mileston...