Earlier this year, Microsoft quietly deleted a post that argued Windows 11's built-in Microsoft Defender Antivirus was good ...

MCP tool poisoning turns trusted AI agents into a control plane for data loss. Learn how threat actors manipulate tool ...

This month’s updates help security and IT teams strengthen identity and multicloud foundations, protect data wherever it ...

Microsoft is trying to fix the RoguePlanet zero-day vulnerability impacting Defender on Windows 11 and Windows 10.

Windows 11 is packed with powerful features and hidden settings that many users overlook. Discover these lesser-known tools ...

A new Windows zero-day reportedly bypasses BitLocker, adding pressure on Microsoft as researchers debate the exploit’s real-world impact. A new Windows zero-day has turned BitLocker, one of ...

The long-running feud between Microsoft and security researcher Nightmare Eclipse has entered a new chapter. Eclipse, who has spent the past several months publicly releasing unpatched Windows ...

The zero-day "nightmare" apparently isn't over for Microsoft, as a disgruntled researcher who's been feuding with the company for the past three months has dropped yet another proof-of-concept (PoC) ...

Exploiting a race condition in Microsoft Defender, the exploit leads to local privilege escalation to SYSTEM. A security researcher has released another zero-day exploit targeting Microsoft’s Windows ...

A zero-day exploit called RoguePlanet dropped on June 10, 2026, the same day Microsoft rolled out its monthly Patch Tuesday updates. The timing was not a coincidence. The proof-of-concept code targets ...

The anonymous security researcher going by the name Chaotic Eclipse (aka Nightmare-Eclipse) has released a proof-of-concept (PoC) exploit for yet another Microsoft Defender zero-day named RoguePlanet.