All Windows PCs come with a built-in security feature called Windows Defender Application Control (WDAC), which helps prevent unauthorized software from running by allowing only trusted applications.
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Microsoft just rushed patches for two Defender zero-days code-named 'RedSun' and 'UnDefend' — both already being exploited right now on Windows devices
Microsoft pushed emergency patches this week for two zero-day vulnerabilities in Windows Defender, the antivirus software ...
Microsoft pushed out-of-band patches on May 21, 2026, for two actively exploited Windows Defender zero-days — one that lets a ...
Microsoft patched two actively exploited Defender zero-days affecting Windows systems and security components.
Windows Defender has several security settings, including some you need to switch on to get the utmost protection. Here's why.
Windows Defender is a capable antivirus solution built into Windows itself. Unless you’ve installed a different antivirus program on your Windows 11 or Windows 10 PC, your PC is using it right now.
Microsoft now allows Windows users to block drivers with known vulnerabilities with the help of Windows Defender Application Control (WDAC) and a vulnerable driver blocklist. The new option is part of ...
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