Microsoft wants Windows 11 owners to stop worrying about buying antivirus software. In statements reported by PCMag and ...

To address this, Microsoft has invested significant effort into Microsoft Defender (formerly Windows Defender), the antivirus ...

Three Defender zero-days exploited since April 10, 2026, enabling privilege escalation and DoS, forcing isolation of affected ...

Threat actors have been exploiting the BlueHammer Microsoft Defender vulnerability as a zero-day to gain System privileges.

This new feature works by blocking malware from disabling Microsoft Defender (formerly Windows Defender) features behind the user's back. Microsoft says that Tamper Protection "essentially locks ...

The Microsoft Defender antivirus product built into Windows 10 and 11 is generally good enough at detecting and removing malware that most people don’t need to pay for a separate antivirus product.

Over the years, I have developed something of a love/hate relationship with Windows Defender. On one hand, Windows Defender has actually caught malware infections that other anti-virus programs have ...

An optional "tamper protection" security feature is now generally available to users of Microsoft Defender Advanced Threat Protection (ATP) with E5 subscription plans. In preview since March, tamper ...

With the release of Windows 10 version 1903 (May 2019 Update), Microsoft has made its operating system a more secure platform by default thanks to a feature called Tamper Protection. As ZDNet reports, ...