Microsoft Defender for Endpoint users, particularly those with Dell devices, are experiencing a widespread issue with false Basic Input/Output System (BIOS) security alerts due to a critical software bug. The problem, which surfaced on October 2, 2025, has prompted Microsoft to issue a service degradation notice affecting multiple organizations worldwide. Widespread False Alert Campaign The […] The post Microsoft Defender Bug Sparks Numerous False BIOS Security Alerts appeared first on GBHackers Security | #1 Globally Trusted Cyber Security News Platform.
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