Defendnot tool exploits Windows features to disable Microsoft Defender without malware, highlighting a security flaw in antivirus registration and trust.

Security researchers uncovered a flaw in Windows 11 that allows attackers to disable Secure Boot using Microsoft-signed tools ...

While Defendnot is considered a research project, the tool demonstrates how trusted system features can be manipulated to turn off security features. Microsoft Defender is currently detecting and ...

Microsoft Defender SmartScreen is a Windows security tool that helps protect your PC from online threats such as malware downloads and installation, phishing attempts, and malicious websites.

In a proof-of-concept, a security researcher known as “es3n1n” demonstrated how the Windows Security Center (WSC) API can block scans by Microsoft’s built-in antivirus tool.

A member of U.S. Navy's red team has published a tool called TeamsPhisher that leverages an unresolved security issue in Microsoft Teams to bypass restrictions for incoming files from users ...

To disable PowerShell, go to HKEY_CURRENT_USER > Software > Microsoft > Windows > CurrentVersion > Policies > Explorer. Create a new DWORD (32-bit) Value, name it DisallowRun , and set its Value ...