New capability expands long-term retention and cost-optimization options for security telemetry in Microsoft Sentinel data ...

Latest updates focus on expanded visibility, automation and Copilot integration for security operations teams.

The AgreeTo add-in for Outlook has been hijacked and turned into a phishing kit that stole more than 4,000 Microsoft account ...

A hacker noticed the change in its status and hijacked the dead add-in and its 4.71-star rating to conduct a phishing campaign that the company which uncovered the attack, plug-in security company Koi ...

Microsoft patches CVE-2026-21525, an actively exploited RasMan flaw that can crash Windows VPN services and disrupt remote access.

Visual Studio Code extension faces March shutdown with no transition guidance Microsoft has abruptly announced the deprecation of Polyglot Notebooks with less than two months' notice, throwing the ...

I let Microsoft Edge's new AI feature read all my open tabs - and it's a total research time-saver ...