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Microsoft has confirmed that the December 2025 security updates are breaking Message Queuing (MSMQ) functionality, affecting enterprise applications and Internet Information Services (IIS) websites.

In a move that will significantly boost the use of its agent-based security assistant, which was released last year, Microsoft plans to automatically offer Security Copilot to its enterprise customers ...

The company’s new approach is that anything touching Microsoft services is eligible for a bug bounty, regardless of its source. Today’s AI-enabled attackers are agnostic: They’re not limiting ...

Microsoft today pushed updates to fix at least 56 security flaws in its Windows operating systems and supported software. This final Patch Tuesday of 2025 tackles one zero-day bug that is already ...

Microsoft to Hike Office Prices in 2026, Citing Major AI and Security Overhauls Your email has been sent You might want to start setting aside a little extra budget, because Microsoft is raising the ...

Attackers have a new tool that targets Microsoft 365 users at a massive scale. Security researchers say a phishing platform called Quantum Route Redirect, or QRR, is behind a growing wave of fake ...

Microsoft warned users on Tuesday that FIDO2 security keys may prompt them to enter a PIN when signing in after installing Windows updates released since the September 2025 preview update. This ...

Microsoft sent emails to some advertising announcing the retirement of the Microsoft Advertising mobile app. The app will stop working as of January 2026 and will be removed from the app store this ...

Microsoft announced new or improved AI security agents at Ignite. Security agent functionality is surfaced within Microsoft's relevant management portal. The agents are free to all Copilot Security ...

Microsoft is alerting users that the Microsoft Advertising mobile app will be shut down in January 2026, ending mobile-based campaign management for advertisers. Why we care. Advertisers who rely on ...

Microsoft is rolling out more than a dozen new artificial intelligence (AI) agents to automate critical cyber security tasks, as organisations grapple with sophisticated cyber threats and a shortage ...