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The document discusses the deprecation of Microsoft Defender Application Guard (MDAG) and the transition to alternative security solutions.

Microsoft affirme que Defender suffit pour protéger Windows 11. C'est vrai… en partie. On analyse ce que cache ce discours et quand un antivirus tiers reste utile.

Security researcher Abdelhamid Naceri, also known as Nightmare Eclipse, released BigDiskBuster, a Microsoft Defender zero-day that can block antivirus signature and platform updates on supported Windows versions. The disclosure is part of Naceri’s ongoing series of Windows and Defender exploits, following earlier tools like UnDefend and ShieldCrash, with several flaws still unpatched by Microsoft. #BigDiskBuster #UnDefend #ShieldCrash #NightmareEclipse #MicrosoftDefender

Learn more about the new Microsoft Defender for Identity sensor management API.

Announcing public preview: Phishing Triage Agent in Microsoft Defender

Welcome to a new Monthly Update.

New capability uses behavioral signals and AI to surface stealthy threats that evade traditional rule-based detection.