A security vulnerability was recently discovered in Microsoft Defender, the first-party Windows 11 antivirus tool used by ...
The Microsoft Defender Security Research Team has confirmed that a pervasive new authentication code attack is compromising ...
Microsoft updates Defender in Windows install media to block threats during setup and close early security gaps.
Vulnerability fully resolved in SDK v5.2.1 five months prior to public disclosure; no exploitation in the wild confirmedSINGAPORE, April 15, 2026 (GLOBE NEWSWIRE) -- EngageLab, an AI-first customer ...
Windows Security (formerly Windows Defender) is the built-in antivirus tool bundled with the operating system. It has saved ...
A new wave of device code phishing shows how threat actors are scaling account compromise using AI and end‑to‑end automation.
A security researcher frustrated with Microsoft has released the BlueHammer Windows zero-day exploit, telling the company, “I ...
Microsoft has announced a new e-mail security dashboard in Microsoft Defender for Office 365, offering customers visibility into threat detection metrics and benchmarking data. "At Microsoft, we ...
If Passive Mode is enabled, Microsoft Defender Antivirus scans files without taking action. It finds and reports malware and security threats to your security console, but it does not quarantine files ...
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