Windows Defender
The latest Windows Defender coverage — news, analysis, and updates from the WindowsNews.AI desk.
Windows 11's Smart App Control: How It Blocks Unknown Threats—and Why a Reinstall May Be the Price You Pay
Windows 11 draws a hard line with Smart App Control: unknown executables are guilty until proven innocent. This cloud‑powered, machine‑learning‑driven feature stops untrusted code before it...
Understanding Windows Attachment Manager: A Key Component in File Security
Introduction In the ever-evolving landscape of cybersecurity, Windows Attachment Manager (WAM) stands as a critical yet often overlooked feature designed to protect users from potentially harmful...
Smart App Control in Windows 11 blocks untrusted apps by default, but requires clean install.
Introduction In the ever-evolving landscape of cybersecurity, Microsoft has introduced Smart App Control (SAC) in Windows 11, aiming to provide users with a proactive defense mechanism against...
Microsoft ACfB Update Tightens Certificate Authority Validation for Windows Security
Microsoft ACfB's Enhanced CA Handling Boosts Windows Security Microsoft has introduced a significant security enhancement to its Application Control for Business (ACfB), formerly known as Windows...
Enhancing Security in Windows Application Control: New Certificate Authority Handling Explained
Introduction Microsoft has recently introduced significant changes to Windows Application Control for Business, focusing on a new Certificate Authority (CA) handling logic. This overhaul aims to...
Microsoft integrates AI agents into Security Copilot under Zero Trust framework
Introduction In an era where artificial intelligence (AI) is increasingly integrated into business operations, Microsoft is pioneering a security framework that addresses the unique challenges posed...
Defendnot: Exploiting Windows Security Center to Disable Windows Defender
Introduction In the ever-evolving landscape of cybersecurity, tools that challenge existing security measures often emerge, prompting both concern and innovation. One such tool is Defendnot,...
Defendnot: Unveiling a Critical Vulnerability in Windows Defender
Introduction Windows Defender has long been a cornerstone of Windows security, providing users with built-in protection against a myriad of threats. However, recent developments have unveiled a tool...
Is Windows 11 Defender Enough? Evaluating Built-In vs Third-Party Antivirus in 2025
For years, the ritual was as predictable as the changing seasons: buy a new Windows PC, immediately install third-party antivirus software. But as Windows 11 ships with Microsoft Defender already...