A researcher accuses Microsoft of banning their GitHub and Microsoft accounts after publishing a Windows 11 BitLocker ...

Microsoft responds to Windows 11 encryption bypass vulnerability with new mitigation.

Microsoft pushed out-of-band patches on May 21, 2026, for two actively exploited Windows Defender zero-days — one that lets a ...

Microsoft Security’s latest updates extend visibility, control, and protection across expanding ecosystems as organizations ...

Two unpatched Windows exploit PoCs target BitLocker protections and privilege controls after Microsoft’s May Patch Tuesday ...

Two new Windows-focused exploits called YellowKey and GreenPlasma have reportedly been released online by GitHub user Nightmare-Eclipse, as Neowin writes. The proof-of-concept exploits target ...

The company said that it had identified, for the first time, hackers using artificial intelligence to discover an unknown bug. The attempted attack represents “a taste of what’s to come,” one expert ...

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Threat actors are using three publicly available proof-of-concept exploits to attack Microsoft Defender and turn the security platform's primary cleanup and protection functions against organizations ...

Microsoft says most Windows 11 users no longer need third-party antivirus software, as Windows Security has evolved into a full protection stack. The guidance applies to users running updated systems ...

Hackers have broken into at least one organization using Windows vulnerabilities published online by a disgruntled security researcher over the last two weeks, according to a cybersecurity firm. On ...

Threat actors are exploiting three recently disclosed Windows security vulnerabilities in attacks aimed at gaining SYSTEM or elevated administrator permissions. Since the start of the month, a ...