Tag: microsoft-defender

Researcher Develops Tool to Block Microsoft Defender Updates

Security researcher NightmareEclipse has introduced a proof-of-concept tool called BigDiskBuster that prevents Microsoft Defender from receiving automatic updates.

September 23, 2026, 11:44 AM·3DNews - Daily Digital Digest

07:50 AM09/23

BigDiskBuster Zero-Day Vulnerability Disclosed

Researcher Abdelhamid Naceri has disclosed the BigDiskBuster zero-day vulnerability, which prevents Microsoft Defender from updating on all supported Windows versions.

09/23, 07:50 AMIT之家

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